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| | * ath9k_hw: fix uninitialized variable dataDenis Efremov2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | commit 80e84f36412e0c5172447b6947068dca0d04ee82 upstream. Currently, data variable in ar9003_hw_thermo_cal_apply() could be uninitialized if ar9300_otp_read_word() will fail to read the value. Initialize data variable with 0 to prevent an undefined behavior. This will be enough to handle error case when ar9300_otp_read_word() fails. Fixes: 80fe43f2bbd5 ("ath9k_hw: Read and configure thermocal for AR9462") Cc: Rajkumar Manoharan <rmanohar@qca.qualcomm.com> Cc: John W. Linville <linville@tuxdriver.com> Cc: Kalle Valo <kvalo@codeaurora.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: stable@vger.kernel.org Signed-off-by: Denis Efremov <efremov@linux.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| | * net: bcmgenet: return correct value 'ret' from bcmgenet_power_downYueHaibing2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 0db55093b56618088b9a1d445eb6e43b311bea33 ] Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/broadcom/genet/bcmgenet.c: In function 'bcmgenet_power_down': drivers/net/ethernet/broadcom/genet/bcmgenet.c:1136:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] bcmgenet_power_down should return 'ret' instead of 0. Fixes: ca8cf341903f ("net: bcmgenet: propagate errors from bcmgenet_power_down") Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * rtlwifi: rtl8192de: Fix misleading REG_MCUFWDL informationShaokun Zhang2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 7d129adff3afbd3a449bc3593f2064ac546d58d3 ] RT_TRACE shows REG_MCUFWDL value as a decimal value with a '0x' prefix, which is somewhat misleading. Fix it to print hexadecimal, as was intended. Cc: Ping-Ke Shih <pkshih@realtek.com> Cc: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com> Acked-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * wireless: airo: potential buffer overflow in sprintf()Dan Carpenter2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 3d39e1bb1c88f32820c5f9271f2c8c2fb9a52bac ] It looks like we wanted to print a maximum of BSSList_rid.ssidLen bytes of the ssid, but we accidentally use "%*s" (width) instead of "%.*s" (precision) so if the ssid doesn't have a NUL terminator this could lead to an overflow. Static analysis. Not tested. Fixes: e174961ca1a0 ("net: convert print_mac to %pM") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * brcmsmac: never log "tid x is not agg'able" by defaultAli MJ Al-Nasrawy2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 96fca788e5788b7ea3b0050eb35a343637e0a465 ] This message greatly spams the log under heavy Tx of frames with BK access class which is especially true when operating as AP. It is also not informative as the "agg'ablity" of TIDs are set once and never change. Fix this by logging only in debug mode. Signed-off-by: Ali MJ Al-Nasrawy <alimjalnasrawy@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * rtl8xxxu: Fix missing break in switchGustavo A. R. Silva2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 307b00c5e695857ca92fc6a4b8ab6c48f988a1b1 ] Add missing break statement in order to prevent the code from falling through to the default case. Fixes: 26f1fad29ad9 ("New driver: rtl8xxxu (mac80211)") Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * wlcore: Fix the return value in case of error in ↵Christophe JAILLET2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 'wlcore_vendor_cmd_smart_config_start()' [ Upstream commit 3419348a97bcc256238101129d69b600ceb5cc70 ] We return 0 unconditionally at the end of 'wlcore_vendor_cmd_smart_config_start()'. However, 'ret' is set to some error codes in several error handling paths and we already return some error codes at the beginning of the function. Return 'ret' instead to propagate the error code. Fixes: 80ff8063e87c ("wlcore: handle smart config vendor commands") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * ntb_netdev: fix sleep time mismatchJon Mason2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit a861594b1b7ffd630f335b351c4e9f938feadb8e ] The tx_time should be in usecs (according to the comment above the variable), but the setting of the timer during the rearming is done in msecs. Change it to match the expected units. Fixes: e74bfeedad08 ("NTB: Add flow control to the ntb_netdev") Suggested-by: Gerd W. Haeussler <gerd.haeussler@cesys-it.com> Signed-off-by: Jon Mason <jdmason@kudzu.us> Acked-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * igb: shorten maximum PHC timecounter update intervalMiroslav Lichvar2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 094bf4d0e9657f6ea1ee3d7e07ce3970796949ce ] The timecounter needs to be updated at least once per ~550 seconds in order to avoid a 40-bit SYSTIM timestamp to be misinterpreted as an old timestamp. Since commit 500462a9d ("timers: Switch to a non-cascading wheel"), scheduling of delayed work seems to be less accurate and a requested delay of 540 seconds may actually be longer than 550 seconds. Shorten the delay to 480 seconds to be sure the timecounter is updated in time. This fixes an issue with HW timestamps on 82580/I350/I354 being off by ~1100 seconds for few seconds every ~9 minutes. Cc: Jacob Keller <jacob.e.keller@intel.com> Cc: Richard Cochran <richardcochran@gmail.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Miroslav Lichvar <mlichvar@redhat.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * qlcnic: fix a return in qlcnic_dcb_get_capability()Dan Carpenter2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit c94f026fb742b2d3199422751dbc4f6fc0e753d8 ] These functions are supposed to return one on failure and zero on success. Returning a zero here could cause uninitialized variable bugs in several of the callers. For example: drivers/scsi/cxgbi/cxgb4i/cxgb4i.c:1660 get_iscsi_dcb_priority() error: uninitialized symbol 'caps'. Fixes: 48365e485275 ("qlcnic: dcb: Add support for CEE Netlink interface.") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * brcmsmac: AP mode: update beacon when TIM changesAli MJ Al-Nasrawy2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 2258ee58baa554609a3cc3996276e4276f537b6d ] Beacons are not updated to reflect TIM changes. This is not compliant with power-saving client stations as the beacons do not have valid TIM and can cause the network to stall at random occasions and to have highly variable latencies. Fix it by updating beacon templates on mac80211 set_tim callback. Addresses an issue described in: https://marc.info/?i=20180911163534.21312d08%20()%20manjaro Signed-off-by: Ali MJ Al-Nasrawy <alimjalnasrawy@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * mwifiex: Fix NL80211_TX_POWER_LIMITEDAdrian Bunk2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 65a576e27309120e0621f54d5c81eb9128bd56be ] NL80211_TX_POWER_LIMITED was treated as NL80211_TX_POWER_AUTOMATIC, which is the opposite of what should happen and can cause nasty regulatory problems. if/else converted to a switch without default to make gcc warn on unhandled enum values. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * sfc: Only cancel the PPS workqueue if it existsMartin Habets2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 723eb53690041740a13ac78efeaf6804f5d684c9 ] The workqueue only exists for the primary PF. For other functions we hit a WARN_ON in kernel/workqueue.c. Fixes: 7c236c43b838 ("sfc: Add support for IEEE-1588 PTP") Signed-off-by: Martin Habets <mhabets@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| | * net/mlx4_en: fix mlx4 ethtool -N insertionLuigi Rizzo2019-11-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 34e59836565e36fade1464e054a3551c1a0364be ] ethtool expects ETHTOOL_GRXCLSRLALL to set ethtool_rxnfc->data with the total number of entries in the rx classifier table. Surprisingly, mlx4 is missing this part (in principle ethtool could still move forward and try the insert). Tested: compiled and run command: phh13:~# ethtool -N eth1 flow-type udp4 queue 4 Added rule with ID 255 Signed-off-by: Luigi Rizzo <lrizzo@google.com> Reviewed-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* | | Merge android-4.4-p.203 (40ef73d) into msm-4.4Srinivasarao P2019-11-26
|\| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * refs/heads/tmp-40ef73d Linux 4.4.203 arm64: uaccess: Ensure PAN is re-enabled after unhandled uaccess fault spi: rockchip: initialize dma_slave_config properly mac80211: minstrel: fix CCK rate group streams value hwmon: (pwm-fan) Silence error on probe deferral ARM: 8802/1: Call syscall_trace_exit even when system call skipped spi: spidev: Fix OF tree warning logic gpio: syscon: Fix possible NULL ptr usage x86/kexec: Correct KEXEC_BACKUP_SRC_END off-by-one error media: cx231xx: fix potential sign-extension overflow on large shift GFS2: Flush the GFS2 delete workqueue before stopping the kernel threads media: isif: fix a NULL pointer dereference bug printk: Give error on attempt to set log buffer length to over 2G backlight: lm3639: Unconditionally call led_classdev_unregister proc/vmcore: Fix i386 build error of missing copy_oldmem_page_encrypted() bcache: recal cached_dev_sectors on detach fbdev: sbuslib: integer overflow in sbusfb_ioctl_helper() fbdev: sbuslib: use checked version of put_user() ACPI / SBS: Fix rare oops when removing modules crypto: mxs-dcp - Fix AES issues crypto: mxs-dcp - Fix SHA null hashes and output length x86/olpc: Fix build error with CONFIG_MFD_CS5535=m Input: st1232 - set INPUT_PROP_DIRECT property dmaengine: ioat: fix prototype of ioat_enumerate_channels NFSv4.x: fix lock recovery during delegation recall brcmfmac: fix full timeout waiting for action frame on-channel tx mtd: physmap_of: Release resources on error USB: serial: cypress_m8: fix interrupt-out transfer length KVM: PPC: Book3S PR: Exiting split hack mode needs to fixup both PC and LR ALSA: hda/sigmatel - Disable automute for Elo VuPoint ata: ep93xx: Use proper enums for directions IB/mthca: Fix error return code in __mthca_init_one() ixgbe: Fix crash with VFs and flow director on interface flap mtd: rawnand: sh_flctl: Use proper enum for flctl_dma_fifo0_transfer powerpc/pseries: Fix how we iterate over the DTL entries powerpc/pseries: Fix DTL buffer registration cxgb4: Use proper enum in IEEE_FAUX_SYNC cxgb4: Use proper enum in cxgb4_dcb_handle_fw_update mei: samples: fix a signedness bug in amt_host_if_call() dmaengine: timb_dma: Use proper enum in td_prep_slave_sg dmaengine: ep93xx: Return proper enum in ep93xx_dma_chan_direction nl80211: Fix a GET_KEY reply attribute usb: gadget: udc: fotg210-udc: Fix a sleep-in-atomic-context bug in fotg210_get_status() ath9k: fix reporting calculated new FFT upper max ath10k: fix vdev-start timeout on error SUNRPC: Fix priority queue fairness f2fs: return correct errno in f2fs_gc net: ovs: fix return type of ndo_start_xmit function libata: have ata_scsi_rw_xlat() fail invalid passthrough requests block: introduce blk_rq_is_passthrough fbdev: Ditch fb_edid_add_monspecs fbdev: Remove unused SH-Mobile HDMI driver uprobes/x86: Prohibit probing on MOV SS instruction kprobes/x86: Prohibit probing on exception masking instructions apparmor: fix module parameters can be changed after policy is locked apparmor: fix update the mtime of the profile file on replacement apparmor: fix uninitialized lsm_audit member x86/atomic: Fix smp_mb__{before,after}_atomic() net: cdc_ncm: Signedness bug in cdc_ncm_set_dgram_size() slcan: Fix memory leak in error path memfd: Use radix_tree_deref_slot_protected to avoid the warning. Bluetooth: hci_ldisc: Postpone HCI_UART_PROTO_READY bit set in hci_uart_set_proto() Bluetooth: hci_ldisc: Fix null pointer derefence in case of early data fuse: use READ_ONCE on congestion_threshold and max_background arm64: dts: amd: Fix SPI bus warnings Bluetooth: L2CAP: Detect if remote is not able to use the whole MPS EDAC: Raise the maximum number of memory controllers net: smsc: fix return type of ndo_start_xmit function ARM: tegra: apalis_t30: fix mmc1 cmd pull-up ARM: dts: tegra30: fix xcvr-setup-use-fuses scsi: libsas: always unregister the old device if going to discover new vfio/pci: Fix potential memory leak in vfio_msi_cap_len misc: genwqe: should return proper error value. misc: kgdbts: Fix restrict error usb: gadget: uvc: Only halt video streaming endpoint in bulk mode usb: gadget: uvc: Factor out video USB request queueing usb: gadget: uvc: configfs: Prevent format changes after linking header usb: gadget: uvc: configfs: Drop leaked references to config items media: davinci: Fix implicit enum conversion warning media: pci: ivtv: Fix a sleep-in-atomic-context bug in ivtv_yuv_init() MIPS: kexec: Relax memory restriction x86/CPU: Use correct macros for Cyrix calls net: micrel: fix return type of ndo_start_xmit function bnx2x: Ignore bandwidth attention in single function mode cpufeature: avoid warning when compiling with clang ARM: dts: ste: Fix SPI controller node names ARM: dts: ux500: Fix LCDA clock line muxing ARM: dts: ux500: Correct SCU unit address ARM: dts: am335x-evm: fix number of cpsw usb: chipidea: Fix otg event handler net: amd: fix return type of ndo_start_xmit function net: broadcom: fix return type of ndo_start_xmit function net: xilinx: fix return type of ndo_start_xmit function net: toshiba: fix return type of ndo_start_xmit function power: supply: twl4030_charger: disable eoc interrupt on linear charge power: supply: twl4030_charger: fix charging current out-of-bounds libfdt: Ensure INT_MAX is defined in libfdt_env.h powerpc/pseries: Disable CPU hotplug across migrations powerpc/64s/hash: Fix stab_rr off by one initialization powerpc/iommu: Avoid derefence before pointer check serial: mxs-auart: Fix potential infinite loop PCI/ACPI: Correct error message for ASPM disabling s390/qeth: invoke softirqs after napi_schedule() kernfs: Fix range checks in kernfs_get_target_path power: supply: max8998-charger: Fix platform data retrieval power: supply: ab8500_fg: silence uninitialized variable warnings cxgb4: Fix endianness issue in t4_fwcache() pinctrl: at91: don't use the same irqchip with multiple gpiochips ARM: dts: socfpga: Fix I2C bus unit-address error powerpc/vdso: Correct call frame information llc: avoid blocking in llc_sap_close() pinctrl: at91-pio4: fix has_config check in atmel_pctl_dt_subnode_to_map() ALSA: intel8x0m: Register irq handler after register initializations media: fix: media: pci: meye: validate offset to avoid arbitrary access nvmem: core: return error code instead of NULL from nvmem_device_get kprobes: Don't call BUG_ON() if there is a kprobe in use on free list scsi: pm80xx: Fixed system hang issue during kexec boot scsi: pm80xx: Corrected dma_unmap_sg() parameter ARM: imx6: register pm_power_off handler if "fsl,pmic-stby-poweroff" is set scsi: sym53c8xx: fix NULL pointer dereference panic in sym_int_sir() signal: Properly deliver SIGSEGV from x86 uprobes signal: Properly deliver SIGILL from uprobes signal: Always ignore SIGKILL and SIGSTOP sent to the global init dmaengine: dma-jz4780: Further residue status fix ARM: dts: omap3-gta04: keep vpll2 always on ARM: dts: omap3-gta04: make NAND partitions compatible with recent U-Boot ARM: dts: omap3-gta04: tvout: enable as display1 alias ARM: dts: omap3-gta04: give spi_lcd node a label so that we can overwrite in other DTS files of: make PowerMac cache node search conditional on CONFIG_PPC_PMAC mips: txx9: fix iounmap related issue ath10k: wmi: disable softirq's while calling ieee80211_rx ASoC: sgtl5000: avoid division by zero if lo_vag is zero net: lan78xx: Bail out if lan78xx_get_endpoints fails rtl8187: Fix warning generated when strncpy() destination length matches the sixe argument ARM: dts: pxa: fix power i2c base address i40e: Prevent deleting MAC address from VF when set by PF i40e: hold the rtnl lock on clearing interrupt scheme i40e: use correct length for strncpy ARM: dts: exynos: Fix sound in Snow-rev5 Chromebook MIPS: BCM47XX: Enable USB power on Netgear WNDR3400v3 ASoC: dpcm: Properly initialise hw->rate_max gfs2: Don't set GFS2_RDF_UPTODATE when the lvb is updated ALSA: seq: Do error checks at creating system ports ARM: dts: at91/trivial: Fix USART1 definition for at91sam9g45 ALSA: pcm: signedness bug in snd_pcm_plug_alloc() iio: dac: mcp4922: fix error handling in mcp4922_write_raw mmc: sdhci-of-at91: fix quirk2 overwrite mm: hugetlb: switch to css_tryget() in hugetlb_cgroup_charge_cgroup() mm: memcg: switch to css_tryget() in get_mem_cgroup_from_mm() iommu/vt-d: Fix QI_DEV_IOTLB_PFSID and QI_DEV_EIOTLB_PFSID macros ecryptfs_lookup_interpose(): lower_dentry->d_parent is not stable either ecryptfs_lookup_interpose(): lower_dentry->d_inode is not stable Input: ff-memless - kill timer in destroy() ALSA: usb-audio: not submit urb for stopped endpoint ALSA: usb-audio: Fix missing error check at mixer resolution test ax88172a: fix information leak on short answers slip: Fix memory leak in slip_open error path Conflicts: include/linux/libfdt_env.h Change-Id: I9f83f275479e286f79b6744124c23cdbfff90114 Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
| * | Merge 4.4.203 into android-4.4-pGreg Kroah-Hartman2019-11-25
| |\| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Changes in 4.4.203 slip: Fix memory leak in slip_open error path ax88172a: fix information leak on short answers ALSA: usb-audio: Fix missing error check at mixer resolution test ALSA: usb-audio: not submit urb for stopped endpoint Input: ff-memless - kill timer in destroy() ecryptfs_lookup_interpose(): lower_dentry->d_inode is not stable ecryptfs_lookup_interpose(): lower_dentry->d_parent is not stable either iommu/vt-d: Fix QI_DEV_IOTLB_PFSID and QI_DEV_EIOTLB_PFSID macros mm: memcg: switch to css_tryget() in get_mem_cgroup_from_mm() mm: hugetlb: switch to css_tryget() in hugetlb_cgroup_charge_cgroup() mmc: sdhci-of-at91: fix quirk2 overwrite iio: dac: mcp4922: fix error handling in mcp4922_write_raw ALSA: pcm: signedness bug in snd_pcm_plug_alloc() ARM: dts: at91/trivial: Fix USART1 definition for at91sam9g45 ALSA: seq: Do error checks at creating system ports gfs2: Don't set GFS2_RDF_UPTODATE when the lvb is updated ASoC: dpcm: Properly initialise hw->rate_max MIPS: BCM47XX: Enable USB power on Netgear WNDR3400v3 ARM: dts: exynos: Fix sound in Snow-rev5 Chromebook i40e: use correct length for strncpy i40e: hold the rtnl lock on clearing interrupt scheme i40e: Prevent deleting MAC address from VF when set by PF ARM: dts: pxa: fix power i2c base address rtl8187: Fix warning generated when strncpy() destination length matches the sixe argument net: lan78xx: Bail out if lan78xx_get_endpoints fails ASoC: sgtl5000: avoid division by zero if lo_vag is zero ath10k: wmi: disable softirq's while calling ieee80211_rx mips: txx9: fix iounmap related issue of: make PowerMac cache node search conditional on CONFIG_PPC_PMAC ARM: dts: omap3-gta04: give spi_lcd node a label so that we can overwrite in other DTS files ARM: dts: omap3-gta04: tvout: enable as display1 alias ARM: dts: omap3-gta04: make NAND partitions compatible with recent U-Boot ARM: dts: omap3-gta04: keep vpll2 always on dmaengine: dma-jz4780: Further residue status fix signal: Always ignore SIGKILL and SIGSTOP sent to the global init signal: Properly deliver SIGILL from uprobes signal: Properly deliver SIGSEGV from x86 uprobes scsi: sym53c8xx: fix NULL pointer dereference panic in sym_int_sir() ARM: imx6: register pm_power_off handler if "fsl,pmic-stby-poweroff" is set scsi: pm80xx: Corrected dma_unmap_sg() parameter scsi: pm80xx: Fixed system hang issue during kexec boot kprobes: Don't call BUG_ON() if there is a kprobe in use on free list nvmem: core: return error code instead of NULL from nvmem_device_get media: fix: media: pci: meye: validate offset to avoid arbitrary access ALSA: intel8x0m: Register irq handler after register initializations pinctrl: at91-pio4: fix has_config check in atmel_pctl_dt_subnode_to_map() llc: avoid blocking in llc_sap_close() powerpc/vdso: Correct call frame information ARM: dts: socfpga: Fix I2C bus unit-address error pinctrl: at91: don't use the same irqchip with multiple gpiochips cxgb4: Fix endianness issue in t4_fwcache() power: supply: ab8500_fg: silence uninitialized variable warnings power: supply: max8998-charger: Fix platform data retrieval kernfs: Fix range checks in kernfs_get_target_path s390/qeth: invoke softirqs after napi_schedule() PCI/ACPI: Correct error message for ASPM disabling serial: mxs-auart: Fix potential infinite loop powerpc/iommu: Avoid derefence before pointer check powerpc/64s/hash: Fix stab_rr off by one initialization powerpc/pseries: Disable CPU hotplug across migrations libfdt: Ensure INT_MAX is defined in libfdt_env.h power: supply: twl4030_charger: fix charging current out-of-bounds power: supply: twl4030_charger: disable eoc interrupt on linear charge net: toshiba: fix return type of ndo_start_xmit function net: xilinx: fix return type of ndo_start_xmit function net: broadcom: fix return type of ndo_start_xmit function net: amd: fix return type of ndo_start_xmit function usb: chipidea: Fix otg event handler ARM: dts: am335x-evm: fix number of cpsw ARM: dts: ux500: Correct SCU unit address ARM: dts: ux500: Fix LCDA clock line muxing ARM: dts: ste: Fix SPI controller node names cpufeature: avoid warning when compiling with clang bnx2x: Ignore bandwidth attention in single function mode net: micrel: fix return type of ndo_start_xmit function x86/CPU: Use correct macros for Cyrix calls MIPS: kexec: Relax memory restriction media: pci: ivtv: Fix a sleep-in-atomic-context bug in ivtv_yuv_init() media: davinci: Fix implicit enum conversion warning usb: gadget: uvc: configfs: Drop leaked references to config items usb: gadget: uvc: configfs: Prevent format changes after linking header usb: gadget: uvc: Factor out video USB request queueing usb: gadget: uvc: Only halt video streaming endpoint in bulk mode misc: kgdbts: Fix restrict error misc: genwqe: should return proper error value. vfio/pci: Fix potential memory leak in vfio_msi_cap_len scsi: libsas: always unregister the old device if going to discover new ARM: dts: tegra30: fix xcvr-setup-use-fuses ARM: tegra: apalis_t30: fix mmc1 cmd pull-up net: smsc: fix return type of ndo_start_xmit function EDAC: Raise the maximum number of memory controllers Bluetooth: L2CAP: Detect if remote is not able to use the whole MPS arm64: dts: amd: Fix SPI bus warnings fuse: use READ_ONCE on congestion_threshold and max_background Bluetooth: hci_ldisc: Fix null pointer derefence in case of early data Bluetooth: hci_ldisc: Postpone HCI_UART_PROTO_READY bit set in hci_uart_set_proto() memfd: Use radix_tree_deref_slot_protected to avoid the warning. slcan: Fix memory leak in error path net: cdc_ncm: Signedness bug in cdc_ncm_set_dgram_size() x86/atomic: Fix smp_mb__{before,after}_atomic() apparmor: fix uninitialized lsm_audit member apparmor: fix update the mtime of the profile file on replacement apparmor: fix module parameters can be changed after policy is locked kprobes/x86: Prohibit probing on exception masking instructions uprobes/x86: Prohibit probing on MOV SS instruction fbdev: Remove unused SH-Mobile HDMI driver fbdev: Ditch fb_edid_add_monspecs block: introduce blk_rq_is_passthrough libata: have ata_scsi_rw_xlat() fail invalid passthrough requests net: ovs: fix return type of ndo_start_xmit function f2fs: return correct errno in f2fs_gc SUNRPC: Fix priority queue fairness ath10k: fix vdev-start timeout on error ath9k: fix reporting calculated new FFT upper max usb: gadget: udc: fotg210-udc: Fix a sleep-in-atomic-context bug in fotg210_get_status() nl80211: Fix a GET_KEY reply attribute dmaengine: ep93xx: Return proper enum in ep93xx_dma_chan_direction dmaengine: timb_dma: Use proper enum in td_prep_slave_sg mei: samples: fix a signedness bug in amt_host_if_call() cxgb4: Use proper enum in cxgb4_dcb_handle_fw_update cxgb4: Use proper enum in IEEE_FAUX_SYNC powerpc/pseries: Fix DTL buffer registration powerpc/pseries: Fix how we iterate over the DTL entries mtd: rawnand: sh_flctl: Use proper enum for flctl_dma_fifo0_transfer ixgbe: Fix crash with VFs and flow director on interface flap IB/mthca: Fix error return code in __mthca_init_one() ata: ep93xx: Use proper enums for directions ALSA: hda/sigmatel - Disable automute for Elo VuPoint KVM: PPC: Book3S PR: Exiting split hack mode needs to fixup both PC and LR USB: serial: cypress_m8: fix interrupt-out transfer length mtd: physmap_of: Release resources on error brcmfmac: fix full timeout waiting for action frame on-channel tx NFSv4.x: fix lock recovery during delegation recall dmaengine: ioat: fix prototype of ioat_enumerate_channels Input: st1232 - set INPUT_PROP_DIRECT property x86/olpc: Fix build error with CONFIG_MFD_CS5535=m crypto: mxs-dcp - Fix SHA null hashes and output length crypto: mxs-dcp - Fix AES issues ACPI / SBS: Fix rare oops when removing modules fbdev: sbuslib: use checked version of put_user() fbdev: sbuslib: integer overflow in sbusfb_ioctl_helper() bcache: recal cached_dev_sectors on detach proc/vmcore: Fix i386 build error of missing copy_oldmem_page_encrypted() backlight: lm3639: Unconditionally call led_classdev_unregister printk: Give error on attempt to set log buffer length to over 2G media: isif: fix a NULL pointer dereference bug GFS2: Flush the GFS2 delete workqueue before stopping the kernel threads media: cx231xx: fix potential sign-extension overflow on large shift x86/kexec: Correct KEXEC_BACKUP_SRC_END off-by-one error gpio: syscon: Fix possible NULL ptr usage spi: spidev: Fix OF tree warning logic ARM: 8802/1: Call syscall_trace_exit even when system call skipped hwmon: (pwm-fan) Silence error on probe deferral mac80211: minstrel: fix CCK rate group streams value spi: rockchip: initialize dma_slave_config properly arm64: uaccess: Ensure PAN is re-enabled after unhandled uaccess fault Linux 4.4.203 Change-Id: Icba08e9fbb6f47274ee6fcf1023a1469cd8550d3 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
| | * brcmfmac: fix full timeout waiting for action frame on-channel txChung-Hsien Hsu2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit fbf07000960d9c8a13fdc17c6de0230d681c7543 ] The driver sends an action frame down and waits for a completion signal triggered by the received BRCMF_E_ACTION_FRAME_OFF_CHAN_COMPLETE event to continue the process. However, the action frame could be transmitted either on the current channel or on an off channel. For the on-channel case, only BRCMF_E_ACTION_FRAME_COMPLETE event will be received when the frame is transmitted, which make the driver always wait a full timeout duration. This patch has the completion signal be triggered by receiving the BRCMF_E_ACTION_FRAME_COMPLETE event for the on-channel case. This change fixes WFA p2p certification 5.1.19 failure. Signed-off-by: Chung-Hsien Hsu <stanley.hsu@cypress.com> Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * ixgbe: Fix crash with VFs and flow director on interface flapRadoslaw Tyl2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 5d826d209164b0752c883607be4cdbbcf7cab494 ] This patch fix crash when we have restore flow director filters after reset adapter. In ixgbe_fdir_filter_restore() filter->action is outside of the rx_ring array, as it has a VF identifier in the upper 32 bits. Signed-off-by: Radoslaw Tyl <radoslawx.tyl@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * cxgb4: Use proper enum in IEEE_FAUX_SYNCNathan Chancellor2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 258b6d141878530ba1f8fc44db683822389de914 ] Clang warns when one enumerated type is implicitly converted to another. drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c:390:4: warning: implicit conversion from enumeration type 'enum cxgb4_dcb_state' to different enumeration type 'enum cxgb4_dcb_state_input' [-Wenum-conversion] IEEE_FAUX_SYNC(dev, dcb); ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h:70:10: note: expanded from macro 'IEEE_FAUX_SYNC' CXGB4_DCB_STATE_FW_ALLSYNCED); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ Use the equivalent value of the expected type to silence Clang while resulting in no functional change. CXGB4_DCB_STATE_FW_ALLSYNCED = CXGB4_DCB_INPUT_FW_ALLSYNCED = 3 Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * cxgb4: Use proper enum in cxgb4_dcb_handle_fw_updateNathan Chancellor2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 3b0b8f0d9a259f6a428af63e7a77547325f8e081 ] Clang warns when one enumerated type is implicitly converted to another. drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c:303:7: warning: implicit conversion from enumeration type 'enum cxgb4_dcb_state' to different enumeration type 'enum cxgb4_dcb_state_input' [-Wenum-conversion] ? CXGB4_DCB_STATE_FW_ALLSYNCED ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c:304:7: warning: implicit conversion from enumeration type 'enum cxgb4_dcb_state' to different enumeration type 'enum cxgb4_dcb_state_input' [-Wenum-conversion] : CXGB4_DCB_STATE_FW_INCOMPLETE); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated. Use the equivalent value of the expected type to silence Clang while resulting in no functional change. CXGB4_DCB_STATE_FW_INCOMPLETE = CXGB4_DCB_INPUT_FW_INCOMPLETE = 2 CXGB4_DCB_STATE_FW_ALLSYNCED = CXGB4_DCB_INPUT_FW_ALLSYNCED = 3 Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * ath9k: fix reporting calculated new FFT upper maxSimon Wunderlich2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 4fb5837ac2bd46a85620b297002c704e9958f64d ] Since the debug print code is outside of the loop, it shouldn't use the loop iterator anymore but instead print the found maximum index. Cc: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * ath10k: fix vdev-start timeout on errorBen Greear2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 833fd34d743c728afe6d127ef7bee67e7d9199a8 ] The vdev-start-response message should cause the completion to fire, even in the error case. Otherwise, the user still gets no useful information and everything is blocked until the timeout period. Add some warning text to print out the invalid status code to aid debugging, and propagate failure code. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: cdc_ncm: Signedness bug in cdc_ncm_set_dgram_size()Dan Carpenter2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | commit a56dcc6b455830776899ce3686735f1172e12243 upstream. This code is supposed to test for negative error codes and partial reads, but because sizeof() is size_t (unsigned) type then negative error codes are type promoted to high positive values and the condition doesn't work as expected. Fixes: 332f989a3b00 ("CDC-NCM: handle incomplete transfer of MTU") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| | * slcan: Fix memory leak in error pathJouni Hogander2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | commit ed50e1600b4483c049ce76e6bd3b665a6a9300ed upstream. This patch is fixing memory leak reported by Syzkaller: BUG: memory leak unreferenced object 0xffff888067f65500 (size 4096): comm "syz-executor043", pid 454, jiffies 4294759719 (age 11.930s) hex dump (first 32 bytes): 73 6c 63 61 6e 30 00 00 00 00 00 00 00 00 00 00 slcan0.......... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000a06eec0d>] __kmalloc+0x18b/0x2c0 [<0000000083306e66>] kvmalloc_node+0x3a/0xc0 [<000000006ac27f87>] alloc_netdev_mqs+0x17a/0x1080 [<0000000061a996c9>] slcan_open+0x3ae/0x9a0 [<000000001226f0f9>] tty_ldisc_open.isra.1+0x76/0xc0 [<0000000019289631>] tty_set_ldisc+0x28c/0x5f0 [<000000004de5a617>] tty_ioctl+0x48d/0x1590 [<00000000daef496f>] do_vfs_ioctl+0x1c7/0x1510 [<0000000059068dbc>] ksys_ioctl+0x99/0xb0 [<000000009a6eb334>] __x64_sys_ioctl+0x78/0xb0 [<0000000053d0332e>] do_syscall_64+0x16f/0x580 [<0000000021b83b99>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [<000000008ea75434>] 0xffffffffffffffff Cc: Wolfgang Grandegger <wg@grandegger.com> Cc: Marc Kleine-Budde <mkl@pengutronix.de> Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com> Signed-off-by: Jouni Hogander <jouni.hogander@unikie.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Cc: Oliver Hartkopp <socketcan@hartkopp.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| | * net: smsc: fix return type of ndo_start_xmit functionYueHaibing2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 6323d57f335ce1490d025cacc83fc10b07792130 ] The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: micrel: fix return type of ndo_start_xmit functionYueHaibing2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 2b49117a5abee8478b0470cba46ac74f93b4a479 ] The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * bnx2x: Ignore bandwidth attention in single function modeShahed Shaikh2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 75a110a1783ef8324ffd763b24f4ac268253cbca ] This is a workaround for FW bug - MFW generates bandwidth attention in single function mode, which is only expected to be generated in multi function mode. This undesired attention in SF mode results in incorrect HW configuration and resulting into Tx timeout. Signed-off-by: Shahed Shaikh <Shahed.Shaikh@cavium.com> Signed-off-by: Ariel Elior <ariel.elior@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: amd: fix return type of ndo_start_xmit functionYueHaibing2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit fe72352e37ae8478f4c97975a9831f0c50f22e73 ] The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: broadcom: fix return type of ndo_start_xmit functionYueHaibing2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 0c13b8d1aee87c35a2fbc1d85a1f766227cf54b5 ] The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: xilinx: fix return type of ndo_start_xmit functionYueHaibing2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 81255af8d9d5565004792c295dde49344df450ca ] The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: toshiba: fix return type of ndo_start_xmit functionYueHaibing2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit bacade822524e02f662d88f784d2ae821a5546fb ] The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, so make sure the implementation in this driver has returns 'netdev_tx_t' value, and change the function return type to netdev_tx_t. Found by coccinelle. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * cxgb4: Fix endianness issue in t4_fwcache()Ganesh Goudar2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 0dc235afc59a226d951352b0adf4a89b532a9d13 ] Do not put host-endian 0 or 1 into big endian feild. Reported-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * ath10k: wmi: disable softirq's while calling ieee80211_rxErik Stromdahl2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 37f62c0d5822f631b786b29a1b1069ab714d1a28 ] This is done in order not to trig the below warning in ieee80211_rx_napi: WARN_ON_ONCE(softirq_count() == 0); ieee80211_rx_napi requires that softirq's are disabled during execution. The High latency bus drivers (SDIO and USB) sometimes call the wmi ep_rx_complete callback from non softirq context, resulting in a trigger of the above warning. Calling ieee80211_rx_ni with softirq's already disabled (e.g., from softirq context) should be safe as the local_bh_disable and local_bh_enable functions (called from ieee80211_rx_ni) are fully reentrant. Signed-off-by: Erik Stromdahl <erik.stromdahl@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * net: lan78xx: Bail out if lan78xx_get_endpoints failsStefan Wahren2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit fa8cd98c06407b5798b927cd7fd14d30f360ed02 ] We need to bail out if lan78xx_get_endpoints() fails, otherwise the result is overwritten. Fixes: 55d7de9de6c3 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet") Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Reviewed-by: Raghuram Chary Jallipalli <raghuramchary.jallipalli@microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * rtl8187: Fix warning generated when strncpy() destination length matches the ↵Larry Finger2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | sixe argument [ Upstream commit 199ba9faca909e77ac533449ecd1248123ce89e7 ] In gcc8, when the 3rd argument (size) of a call to strncpy() matches the length of the first argument, the compiler warns of the possibility of an unterminated string. Using strlcpy() forces a null at the end. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * i40e: Prevent deleting MAC address from VF when set by PFPatryk Małek2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 5907cf6c5bbe78be2ed18b875b316c6028b20634 ] To prevent VF from deleting MAC address that was assigned by the PF we need to check for that scenario when we try to delete a MAC address from a VF. Signed-off-by: Patryk Małek <patryk.malek@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * i40e: hold the rtnl lock on clearing interrupt schemePatryk Małek2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 5cba17b14182696d6bb0ec83a1d087933f252241 ] Hold the rtnl lock when we're clearing interrupt scheme in i40e_shutdown and in i40e_remove. Signed-off-by: Patryk Małek <patryk.malek@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * i40e: use correct length for strncpyMitch Williams2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 7eb74ff891b4e94b8bac48f648a21e4b94ddee64 ] Caught by GCC 8. When we provide a length for strncpy, we should not include the terminating null. So we must tell it one less than the size of the destination buffer. Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | * ax88172a: fix information leak on short answersOliver Neukum2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit a9a51bd727d141a67b589f375fe69d0e54c4fe22 ] If a malicious device gives a short MAC it can elicit up to 5 bytes of leaked memory out of the driver. We need to check for ETH_ALEN instead. Reported-by: syzbot+a8d4acdad35e6bbca308@syzkaller.appspotmail.com Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| | * slip: Fix memory leak in slip_open error pathJouni Hogander2019-11-25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 3b5a39979dafea9d0cd69c7ae06088f7a84cdafa ] Driver/net/can/slcan.c is derived from slip.c. Memory leak was detected by Syzkaller in slcan. Same issue exists in slip.c and this patch is addressing the leak in slip.c. Here is the slcan memory leak trace reported by Syzkaller: BUG: memory leak unreferenced object 0xffff888067f65500 (size 4096): comm "syz-executor043", pid 454, jiffies 4294759719 (age 11.930s) hex dump (first 32 bytes): 73 6c 63 61 6e 30 00 00 00 00 00 00 00 00 00 00 slcan0.......... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000a06eec0d>] __kmalloc+0x18b/0x2c0 [<0000000083306e66>] kvmalloc_node+0x3a/0xc0 [<000000006ac27f87>] alloc_netdev_mqs+0x17a/0x1080 [<0000000061a996c9>] slcan_open+0x3ae/0x9a0 [<000000001226f0f9>] tty_ldisc_open.isra.1+0x76/0xc0 [<0000000019289631>] tty_set_ldisc+0x28c/0x5f0 [<000000004de5a617>] tty_ioctl+0x48d/0x1590 [<00000000daef496f>] do_vfs_ioctl+0x1c7/0x1510 [<0000000059068dbc>] ksys_ioctl+0x99/0xb0 [<000000009a6eb334>] __x64_sys_ioctl+0x78/0xb0 [<0000000053d0332e>] do_syscall_64+0x16f/0x580 [<0000000021b83b99>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [<000000008ea75434>] 0xfffffffffffffff Cc: "David S. Miller" <davem@davemloft.net> Cc: Oliver Hartkopp <socketcan@hartkopp.net> Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com> Signed-off-by: Jouni Hogander <jouni.hogander@unikie.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* | | Merge "cnss2: Add cold cal support to QCN7605 Ver 2.0 devices"Linux Build Service Account2019-11-25
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| * | | cnss2: Add cold cal support to QCN7605 Ver 2.0 devicesRajasekaran Kalidoss2019-10-30
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Added macro for QCN7605 2.0 USB devices to enable fs_ready. This enables cold boot calibration trigger for QCN7605 2.0 USB devices. Change-Id: Icbaa6867f87d9057050531c78a7aa868395330b3 Signed-off-by: Rajasekaran Kalidoss <rkalidos@codeaurora.org>
* | | | Merge "Merge android-4.4-p.202 (a4d443b7) into msm-4.4"Linux Build Service Account2019-11-22
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| * \ \ \ Merge android-4.4-p.201 (ef0b39d) into msm-4.4Srinivasarao P2019-11-20
| |\ \ \ \ | | | |/ / | | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * refs/heads/tmp-ef0b39d commit e82b9b0727ff ("vhost: introduce vhost_exceeds_weight()") Linux 4.4.201 drm/i915/cmdparser: Fix jump whitelist clearing drm/i915/gen8+: Add RC6 CTX corruption WA drm/i915: Lower RM timeout to avoid DSI hard hangs drm/i915/cmdparser: Ignore Length operands during command matching drm/i915/cmdparser: Add support for backward jumps drm/i915: Add gen9 BCS cmdparsing drm/i915: Allow parsing of unsized batches drm/i915: Support ro ppgtt mapped cmdparser shadow buffers drm/i915: Add support for mandatory cmdparsing drm/i915: Remove Master tables from cmdparser drm/i915: Disable Secure Batches for gen6+ drm/i915: Rename gen7 cmdparser tables drm/i915/gtt: Disable read-only support under GVT drm/i915/gtt: Read-only pages for insert_entries on bdw+ drm/i915/gtt: Add read only pages to gen8_pte_encode net: prevent load/store tearing on sk->sk_stamp cgroup,writeback: don't switch wbs immediately on dead wbs if the memcg is dead mm/filemap.c: don't initiate writeback if mapping has no dirty pages can: flexcan: disable completely the ECC mechanism e1000: fix memory leaks igb: Fix constant media auto sense switching when no cable is connected NFSv4: Don't allow a cached open with a revoked delegation net: hisilicon: Fix "Trying to free already-free IRQ" scsi: qla2xxx: stop timer in shutdown path USB: Skip endpoints with 0 maxpacket length perf/x86/amd/ibs: Fix reading of the IBS OpData register and thus precise RIP validity usb: gadget: configfs: fix concurrent issue between composite APIs usb: gadget: composite: Fix possible double free memory bug usb: gadget: udc: atmel: Fix interrupt storm in FIFO mode. usb: fsl: Check memory resource before releasing it bonding: fix unexpected IFF_BONDING bit unset ipvs: move old_secure_tcp into struct netns_ipvs scsi: lpfc: Honor module parameter lpfc_use_adisc scsi: qla2xxx: fixup incorrect usage of host_byte PCI: tegra: Enable Relaxed Ordering only for Tegra20 & Tegra30 configfs: fix a deadlock in configfs_symlink() drivers: usb: usbip: Add missing break statement to switch can: peak_usb: fix slab info leak can: gs_usb: gs_can_open(): prevent memory leak can: peak_usb: fix a potential out-of-sync while decoding packets can: c_can: c_can_poll(): only read status register after status IRQ can: usb_8dev: fix use-after-free on disconnect netfilter: ipset: Fix an error code in ip_set_sockfn_get() netfilter: nf_tables: Align nft_expr private data to 64-bit iio: imu: adis16480: make sure provided frequency is positive ceph: fix use-after-free in __ceph_remove_cap() drm/radeon: fix si_enable_smc_cac() failed issue perf tools: Fix time sorting dump_stack: avoid the livelock of the dump_lock mm, vmstat: hide /proc/pagetypeinfo from normal users ALSA: hda/ca0132 - Fix possible workqueue stall ALSA: bebob: fix to detect configured source of sampling clock for Focusrite Saffire Pro i/o series nfc: netlink: fix double device reference drop qede: fix NULL pointer deref in __qede_remove() NFC: st21nfca: fix double free NFC: fdp: fix incorrect free object net: fix data-race in neigh_event_send() CDC-NCM: handle incomplete transfer of MTU Fixed build error of unused functions like configfs_composite_setup() Spinlock is not initialized in commit 'usb: gadget: configfs: fix concurrent issue between composite APIs' due to this device is crashing with spinlock bad magic , fixed it by initialyzing spinlock. Change-Id: I60ef410910744b0b9e33b2968f1cfbacb7fea446 Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
| | * | | Merge 4.4.201 into android-4.4-pGreg Kroah-Hartman2019-11-14
| | |\ \ \ | | | | |/ | | | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Changes in 4.4.201 CDC-NCM: handle incomplete transfer of MTU net: fix data-race in neigh_event_send() NFC: fdp: fix incorrect free object NFC: st21nfca: fix double free qede: fix NULL pointer deref in __qede_remove() nfc: netlink: fix double device reference drop ALSA: bebob: fix to detect configured source of sampling clock for Focusrite Saffire Pro i/o series ALSA: hda/ca0132 - Fix possible workqueue stall mm, vmstat: hide /proc/pagetypeinfo from normal users dump_stack: avoid the livelock of the dump_lock perf tools: Fix time sorting drm/radeon: fix si_enable_smc_cac() failed issue ceph: fix use-after-free in __ceph_remove_cap() iio: imu: adis16480: make sure provided frequency is positive netfilter: nf_tables: Align nft_expr private data to 64-bit netfilter: ipset: Fix an error code in ip_set_sockfn_get() can: usb_8dev: fix use-after-free on disconnect can: c_can: c_can_poll(): only read status register after status IRQ can: peak_usb: fix a potential out-of-sync while decoding packets can: gs_usb: gs_can_open(): prevent memory leak can: peak_usb: fix slab info leak drivers: usb: usbip: Add missing break statement to switch configfs: fix a deadlock in configfs_symlink() PCI: tegra: Enable Relaxed Ordering only for Tegra20 & Tegra30 scsi: qla2xxx: fixup incorrect usage of host_byte scsi: lpfc: Honor module parameter lpfc_use_adisc ipvs: move old_secure_tcp into struct netns_ipvs bonding: fix unexpected IFF_BONDING bit unset usb: fsl: Check memory resource before releasing it usb: gadget: udc: atmel: Fix interrupt storm in FIFO mode. usb: gadget: composite: Fix possible double free memory bug usb: gadget: configfs: fix concurrent issue between composite APIs perf/x86/amd/ibs: Fix reading of the IBS OpData register and thus precise RIP validity USB: Skip endpoints with 0 maxpacket length scsi: qla2xxx: stop timer in shutdown path net: hisilicon: Fix "Trying to free already-free IRQ" NFSv4: Don't allow a cached open with a revoked delegation igb: Fix constant media auto sense switching when no cable is connected e1000: fix memory leaks can: flexcan: disable completely the ECC mechanism mm/filemap.c: don't initiate writeback if mapping has no dirty pages cgroup,writeback: don't switch wbs immediately on dead wbs if the memcg is dead net: prevent load/store tearing on sk->sk_stamp drm/i915/gtt: Add read only pages to gen8_pte_encode drm/i915/gtt: Read-only pages for insert_entries on bdw+ drm/i915/gtt: Disable read-only support under GVT drm/i915: Rename gen7 cmdparser tables drm/i915: Disable Secure Batches for gen6+ drm/i915: Remove Master tables from cmdparser drm/i915: Add support for mandatory cmdparsing drm/i915: Support ro ppgtt mapped cmdparser shadow buffers drm/i915: Allow parsing of unsized batches drm/i915: Add gen9 BCS cmdparsing drm/i915/cmdparser: Add support for backward jumps drm/i915/cmdparser: Ignore Length operands during command matching drm/i915: Lower RM timeout to avoid DSI hard hangs drm/i915/gen8+: Add RC6 CTX corruption WA drm/i915/cmdparser: Fix jump whitelist clearing Linux 4.4.201 Change-Id: Ifc1fa5b9734f244745b862c6dbf7e34b73245806 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
| | | * | can: flexcan: disable completely the ECC mechanismJoakim Zhang2019-11-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 5e269324db5adb2f5f6ec9a93a9c7b0672932b47 ] The ECC (memory error detection and correction) mechanism can be activated or not, controlled by the ECCDIS bit in CAN_MECR. When disabled, updates on indications and reporting registers are stopped. So if want to disable ECC completely, had better assert ECCDIS bit, not just mask the related interrupts. Fixes: cdce844865be ("can: flexcan: add vf610 support for FlexCAN") Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> Cc: linux-stable <stable@vger.kernel.org> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | | * | e1000: fix memory leaksWenwen Wang2019-11-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 8472ba62154058b64ebb83d5f57259a352d28697 ] In e1000_set_ringparam(), 'tx_old' and 'rx_old' are not deallocated if e1000_up() fails, leading to memory leaks. Refactor the code to fix this issue. Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | | * | igb: Fix constant media auto sense switching when no cable is connectedManfred Rudigier2019-11-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 8d5cfd7f76a2414e23c74bb8858af7540365d985 ] At least on the i350 there is an annoying behavior that is maybe also present on 82580 devices, but was probably not noticed yet as MAS is not widely used. If no cable is connected on both fiber/copper ports the media auto sense code will constantly swap between them as part of the watchdog task and produce many unnecessary kernel log messages. The swap code responsible for this behavior (switching to fiber) should not be executed if the current media type is copper and there is no signal detected on the fiber port. In this case we can safely wait until the AUTOSENSE_EN bit is cleared. Signed-off-by: Manfred Rudigier <manfred.rudigier@omicronenergy.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | | * | net: hisilicon: Fix "Trying to free already-free IRQ"Jiangfeng Xiao2019-11-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 63a41746827cb16dc6ad0d4d761ab4e7dda7a0c3 ] When rmmod hip04_eth.ko, we can get the following warning: Task track: rmmod(1623)>bash(1591)>login(1581)>init(1) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1623 at kernel/irq/manage.c:1557 __free_irq+0xa4/0x2ac() Trying to free already-free IRQ 200 Modules linked in: ping(O) pramdisk(O) cpuinfo(O) rtos_snapshot(O) interrupt_ctrl(O) mtdblock mtd_blkdevrtfs nfs_acl nfs lockd grace sunrpc xt_tcpudp ipt_REJECT iptable_filter ip_tables x_tables nf_reject_ipv CPU: 0 PID: 1623 Comm: rmmod Tainted: G O 4.4.193 #1 Hardware name: Hisilicon A15 [<c020b408>] (rtos_unwind_backtrace) from [<c0206624>] (show_stack+0x10/0x14) [<c0206624>] (show_stack) from [<c03f2be4>] (dump_stack+0xa0/0xd8) [<c03f2be4>] (dump_stack) from [<c021a780>] (warn_slowpath_common+0x84/0xb0) [<c021a780>] (warn_slowpath_common) from [<c021a7e8>] (warn_slowpath_fmt+0x3c/0x68) [<c021a7e8>] (warn_slowpath_fmt) from [<c026876c>] (__free_irq+0xa4/0x2ac) [<c026876c>] (__free_irq) from [<c0268a14>] (free_irq+0x60/0x7c) [<c0268a14>] (free_irq) from [<c0469e80>] (release_nodes+0x1c4/0x1ec) [<c0469e80>] (release_nodes) from [<c0466924>] (__device_release_driver+0xa8/0x104) [<c0466924>] (__device_release_driver) from [<c0466a80>] (driver_detach+0xd0/0xf8) [<c0466a80>] (driver_detach) from [<c0465e18>] (bus_remove_driver+0x64/0x8c) [<c0465e18>] (bus_remove_driver) from [<c02935b0>] (SyS_delete_module+0x198/0x1e0) [<c02935b0>] (SyS_delete_module) from [<c0202ed0>] (__sys_trace_return+0x0/0x10) ---[ end trace bb25d6123d849b44 ]--- Currently "rmmod hip04_eth.ko" call free_irq more than once as devres_release_all and hip04_remove both call free_irq. This results in a 'Trying to free already-free IRQ' warning. To solve the problem free_irq has been moved out of hip04_remove. Signed-off-by: Jiangfeng Xiao <xiaojiangfeng@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
| | | * | bonding: fix unexpected IFF_BONDING bit unsetTaehee Yoo2019-11-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | [ Upstream commit 65de65d9033750d2cf1b336c9d6e9da3a8b5cc6e ] The IFF_BONDING means bonding master or bonding slave device. ->ndo_add_slave() sets IFF_BONDING flag and ->ndo_del_slave() unsets IFF_BONDING flag. bond0<--bond1 Both bond0 and bond1 are bonding device and these should keep having IFF_BONDING flag until they are removed. But bond1 would lose IFF_BONDING at ->ndo_del_slave() because that routine do not check whether the slave device is the bonding type or not. This patch adds the interface type check routine before removing IFF_BONDING flag. Test commands: ip link add bond0 type bond ip link add bond1 type bond ip link set bond1 master bond0 ip link set bond1 nomaster ip link del bond1 type bond ip link add bond1 type bond Splat looks like: [ 226.665555] proc_dir_entry 'bonding/bond1' already registered [ 226.666440] WARNING: CPU: 0 PID: 737 at fs/proc/generic.c:361 proc_register+0x2a9/0x3e0 [ 226.667571] Modules linked in: bonding af_packet sch_fq_codel ip_tables x_tables unix [ 226.668662] CPU: 0 PID: 737 Comm: ip Not tainted 5.4.0-rc3+ #96 [ 226.669508] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006 [ 226.670652] RIP: 0010:proc_register+0x2a9/0x3e0 [ 226.671612] Code: 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 39 01 00 00 48 8b 04 24 48 89 ea 48 c7 c7 a0 0b 14 9f 48 8b b0 e 0 00 00 00 e8 07 e7 88 ff <0f> 0b 48 c7 c7 40 2d a5 9f e8 59 d6 23 01 48 8b 4c 24 10 48 b8 00 [ 226.675007] RSP: 0018:ffff888050e17078 EFLAGS: 00010282 [ 226.675761] RAX: dffffc0000000008 RBX: ffff88805fdd0f10 RCX: ffffffff9dd344e2 [ 226.676757] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff88806c9f6b8c [ 226.677751] RBP: ffff8880507160f3 R08: ffffed100d940019 R09: ffffed100d940019 [ 226.678761] R10: 0000000000000001 R11: ffffed100d940018 R12: ffff888050716008 [ 226.679757] R13: ffff8880507160f2 R14: dffffc0000000000 R15: ffffed100a0e2c1e [ 226.680758] FS: 00007fdc217cc0c0(0000) GS:ffff88806c800000(0000) knlGS:0000000000000000 [ 226.681886] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 226.682719] CR2: 00007f49313424d0 CR3: 0000000050e46001 CR4: 00000000000606f0 [ 226.683727] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 226.684725] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 226.685681] Call Trace: [ 226.687089] proc_create_seq_private+0xb3/0xf0 [ 226.687778] bond_create_proc_entry+0x1b3/0x3f0 [bonding] [ 226.691458] bond_netdev_event+0x433/0x970 [bonding] [ 226.692139] ? __module_text_address+0x13/0x140 [ 226.692779] notifier_call_chain+0x90/0x160 [ 226.693401] register_netdevice+0x9b3/0xd80 [ 226.694010] ? alloc_netdev_mqs+0x854/0xc10 [ 226.694629] ? netdev_change_features+0xa0/0xa0 [ 226.695278] ? rtnl_create_link+0x2ed/0xad0 [ 226.695849] bond_newlink+0x2a/0x60 [bonding] [ 226.696422] __rtnl_newlink+0xb9f/0x11b0 [ 226.696968] ? rtnl_link_unregister+0x220/0x220 [ ... ] Fixes: 0b680e753724 ("[PATCH] bonding: Add priv_flag to avoid event mishandling") Signed-off-by: Taehee Yoo <ap420073@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>