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-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c2
-rw-r--r--drivers/net/ethernet/chelsio/cxgb/cxgb2.c1
-rw-r--r--drivers/net/ethernet/i825xx/82596.c2
-rw-r--r--drivers/net/ethernet/intel/e100.c22
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c3
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_main.c2
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c1
-rw-r--r--drivers/net/ethernet/rdc/r6040.c9
-rw-r--r--drivers/net/ethernet/renesas/sh_eth.c1
-rw-r--r--drivers/net/ethernet/xilinx/ll_temac_main.c4
-rw-r--r--drivers/net/hamradio/6pack.c4
-rw-r--r--drivers/net/phy/dp83640_reg.h2
-rw-r--r--drivers/net/usb/hso.c12
-rw-r--r--drivers/net/wireless/ath/ath.h3
-rw-r--r--drivers/net/wireless/ath/ath5k/mac80211-ops.c2
-rw-r--r--drivers/net/wireless/ath/ath6kl/wmi.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_eeprom.c3
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_main.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c95
-rw-r--r--drivers/net/wireless/ath/key.c41
-rw-r--r--drivers/net/xen-netback/netback.c2
22 files changed, 168 insertions, 50 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 92c965cb3633..38fae8802663 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -1246,7 +1246,7 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
/* SR-IOV capability was enabled but there are no VFs*/
if (iov->total == 0) {
- err = -EINVAL;
+ err = 0;
goto failed;
}
diff --git a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c
index f5f1b0b51ebd..79eb2257a30e 100644
--- a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c
+++ b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c
@@ -1133,6 +1133,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!adapter->registered_device_map) {
pr_err("%s: could not register any net devices\n",
pci_name(pdev));
+ err = -EINVAL;
goto out_release_adapter_res;
}
diff --git a/drivers/net/ethernet/i825xx/82596.c b/drivers/net/ethernet/i825xx/82596.c
index 7ce6379fd1a3..1500027ae18b 100644
--- a/drivers/net/ethernet/i825xx/82596.c
+++ b/drivers/net/ethernet/i825xx/82596.c
@@ -1155,7 +1155,7 @@ struct net_device * __init i82596_probe(int unit)
err = -ENODEV;
goto out;
}
- memcpy(eth_addr, (void *) 0xfffc1f2c, ETH_ALEN); /* YUCK! Get addr from NOVRAM */
+ memcpy(eth_addr, absolute_pointer(0xfffc1f2c), ETH_ALEN); /* YUCK! Get addr from NOVRAM */
dev->base_addr = MVME_I596_BASE;
dev->irq = (unsigned) MVME16x_IRQ_I596;
goto found;
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index 9035cb5fc70d..aa556e4f9051 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -2462,11 +2462,15 @@ static void e100_get_drvinfo(struct net_device *netdev,
sizeof(info->bus_info));
}
-#define E100_PHY_REGS 0x1C
+#define E100_PHY_REGS 0x1D
static int e100_get_regs_len(struct net_device *netdev)
{
struct nic *nic = netdev_priv(netdev);
- return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
+
+ /* We know the number of registers, and the size of the dump buffer.
+ * Calculate the total size in bytes.
+ */
+ return (1 + E100_PHY_REGS) * sizeof(u32) + sizeof(nic->mem->dump_buf);
}
static void e100_get_regs(struct net_device *netdev,
@@ -2480,14 +2484,18 @@ static void e100_get_regs(struct net_device *netdev,
buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
ioread8(&nic->csr->scb.cmd_lo) << 16 |
ioread16(&nic->csr->scb.status);
- for (i = E100_PHY_REGS; i >= 0; i--)
- buff[1 + E100_PHY_REGS - i] =
- mdio_read(netdev, nic->mii.phy_id, i);
+ for (i = 0; i < E100_PHY_REGS; i++)
+ /* Note that we read the registers in reverse order. This
+ * ordering is the ABI apparently used by ethtool and other
+ * applications.
+ */
+ buff[1 + i] = mdio_read(netdev, nic->mii.phy_id,
+ E100_PHY_REGS - 1 - i);
memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
e100_exec_cb(nic, NULL, e100_dump);
msleep(10);
- memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
- sizeof(nic->mem->dump_buf));
+ memcpy(&buff[1 + E100_PHY_REGS], nic->mem->dump_buf,
+ sizeof(nic->mem->dump_buf));
}
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 112ce16717cd..b9014ec73b67 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -311,6 +311,9 @@ mlx4_en_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb,
int nhoff = skb_network_offset(skb);
int ret = 0;
+ if (skb->encapsulation)
+ return -EPROTONOSUPPORT;
+
if (skb->protocol != htons(ETH_P_IP))
return -EPROTONOSUPPORT;
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index c677b69bbb0b..22c6eaaf3d9f 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -1918,6 +1918,7 @@ static void qede_sync_free_irqs(struct qede_dev *edev)
}
edev->int_info.used_cnt = 0;
+ edev->int_info.msix_cnt = 0;
}
static int qede_req_msix_irqs(struct qede_dev *edev)
@@ -2341,7 +2342,6 @@ static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
err4:
qede_sync_free_irqs(edev);
- memset(&edev->int_info.msix_cnt, 0, sizeof(struct qed_int_info));
err3:
qede_napi_disable_remove(edev);
err2:
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
index be41e4c77b65..eff587c6e9be 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
@@ -440,7 +440,6 @@ int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1);
msleep(20);
- qlcnic_rom_unlock(adapter);
/* big hammer don't reset CAM block on reset */
QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff);
diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index 9a37247cf4b8..15a4a266824a 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -133,6 +133,8 @@
#define PHY_ST 0x8A /* PHY status register */
#define MAC_SM 0xAC /* MAC status machine */
#define MAC_SM_RST 0x0002 /* MAC status machine reset */
+#define MD_CSC 0xb6 /* MDC speed control register */
+#define MD_CSC_DEFAULT 0x0030
#define MAC_ID 0xBE /* Identifier register */
#define TX_DCNT 0x80 /* TX descriptor count */
@@ -369,8 +371,9 @@ static void r6040_reset_mac(struct r6040_private *lp)
{
void __iomem *ioaddr = lp->base;
int limit = MAC_DEF_TIMEOUT;
- u16 cmd;
+ u16 cmd, md_csc;
+ md_csc = ioread16(ioaddr + MD_CSC);
iowrite16(MAC_RST, ioaddr + MCR1);
while (limit--) {
cmd = ioread16(ioaddr + MCR1);
@@ -382,6 +385,10 @@ static void r6040_reset_mac(struct r6040_private *lp)
iowrite16(MAC_SM_RST, ioaddr + MAC_SM);
iowrite16(0, ioaddr + MAC_SM);
mdelay(5);
+
+ /* Restore MDIO clock frequency */
+ if (md_csc != MD_CSC_DEFAULT)
+ iowrite16(md_csc, ioaddr + MD_CSC);
}
static void r6040_init_mac_regs(struct net_device *dev)
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 1942264b621b..73fc8e9683b7 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -2426,6 +2426,7 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev)
else
txdesc->status |= cpu_to_edmac(mdp, TD_TACT);
+ wmb(); /* cur_tx must be incremented after TACT bit was set */
mdp->cur_tx++;
if (!(sh_eth_read(ndev, EDTRR) & sh_eth_get_edtrr_trns(mdp)))
diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index 98a1c712b62a..74092c0eeafd 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -735,10 +735,8 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
/* Kick off the transfer */
lp->dma_out(lp, TX_TAILDESC_PTR, tail_p); /* DMA start */
- if (temac_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1)) {
- netdev_info(ndev, "%s -> netif_stop_queue\n", __func__);
+ if (temac_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1))
netif_stop_queue(ndev);
- }
return NETDEV_TX_OK;
}
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index cce901add654..908de9e45394 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -68,9 +68,9 @@
#define SIXP_DAMA_OFF 0
/* default level 2 parameters */
-#define SIXP_TXDELAY (HZ/4) /* in 1 s */
+#define SIXP_TXDELAY 25 /* 250 ms */
#define SIXP_PERSIST 50 /* in 256ths */
-#define SIXP_SLOTTIME (HZ/10) /* in 1 s */
+#define SIXP_SLOTTIME 10 /* 100 ms */
#define SIXP_INIT_RESYNC_TIMEOUT (3*HZ/2) /* in 1 s */
#define SIXP_RESYNC_TIMEOUT 5*HZ /* in 1 s */
diff --git a/drivers/net/phy/dp83640_reg.h b/drivers/net/phy/dp83640_reg.h
index e7fe41117003..f7ad94773d81 100644
--- a/drivers/net/phy/dp83640_reg.h
+++ b/drivers/net/phy/dp83640_reg.h
@@ -4,7 +4,7 @@
#ifndef HAVE_DP83640_REGISTERS
#define HAVE_DP83640_REGISTERS
-#define PAGE0 0x0000
+/* #define PAGE0 0x0000 */
#define PHYCR2 0x001c /* PHY Control Register 2 */
#define PAGE4 0x0004
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 5d988829f7d5..e6f272019da0 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2729,14 +2729,14 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface,
serial = kzalloc(sizeof(*serial), GFP_KERNEL);
if (!serial)
- goto exit;
+ goto err_free_dev;
hso_dev->port_data.dev_serial = serial;
serial->parent = hso_dev;
if (hso_serial_common_create
(serial, 1, CTRL_URB_RX_SIZE, CTRL_URB_TX_SIZE))
- goto exit;
+ goto err_free_serial;
serial->tx_data_length--;
serial->write_data = hso_mux_serial_write_data;
@@ -2752,11 +2752,9 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface,
/* done, return it */
return hso_dev;
-exit:
- if (serial) {
- tty_unregister_device(tty_drv, serial->minor);
- kfree(serial);
- }
+err_free_serial:
+ kfree(serial);
+err_free_dev:
kfree(hso_dev);
return NULL;
diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index da7a7c8dafb2..135600405dd0 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -199,12 +199,13 @@ struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
bool ath_is_mybeacon(struct ath_common *common, struct ieee80211_hdr *hdr);
void ath_hw_setbssidmask(struct ath_common *common);
-void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key);
+void ath_key_delete(struct ath_common *common, u8 hw_key_idx);
int ath_key_config(struct ath_common *common,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key);
bool ath_hw_keyreset(struct ath_common *common, u16 entry);
+bool ath_hw_keysetmac(struct ath_common *common, u16 entry, const u8 *mac);
void ath_hw_cycle_counters_update(struct ath_common *common);
int32_t ath_hw_get_listen_time(struct ath_common *common);
diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
index 16e052d02c94..0f4836fc3b7c 100644
--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
@@ -522,7 +522,7 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
}
break;
case DISABLE_KEY:
- ath_key_delete(common, key);
+ ath_key_delete(common, key->hw_key_idx);
break;
default:
ret = -EINVAL;
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index da3b47b87ecc..a5a7e0901bab 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -2508,8 +2508,10 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
goto free_data_skb;
for (index = 0; index < num_pri_streams; index++) {
- if (WARN_ON(!data_sync_bufs[index].skb))
+ if (WARN_ON(!data_sync_bufs[index].skb)) {
+ ret = -ENOMEM;
goto free_data_skb;
+ }
ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
data_sync_bufs[index].
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index c876dc2437b0..96e1f54cccaf 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -3345,7 +3345,8 @@ found:
"Found block at %x: code=%d ref=%d length=%d major=%d minor=%d\n",
cptr, code, reference, length, major, minor);
if ((!AR_SREV_9485(ah) && length >= 1024) ||
- (AR_SREV_9485(ah) && length > EEPROM_DATA_LEN_9485)) {
+ (AR_SREV_9485(ah) && length > EEPROM_DATA_LEN_9485) ||
+ (length > cptr)) {
ath_dbg(common, EEPROM, "Skipping bad header\n");
cptr -= COMP_HDR_LEN;
continue;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 83103d25bc91..e32e35b59829 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -1463,7 +1463,7 @@ static int ath9k_htc_set_key(struct ieee80211_hw *hw,
}
break;
case DISABLE_KEY:
- ath_key_delete(common, key);
+ ath_key_delete(common, key->hw_key_idx);
break;
default:
ret = -EINVAL;
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 831a54415a25..52afc1506cf5 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -814,6 +814,7 @@ struct ath_hw {
struct ath9k_pacal_info pacal_info;
struct ar5416Stats stats;
struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
+ DECLARE_BITMAP(pending_del_keymap, ATH_KEYMAX);
enum ath9k_int imask;
u32 imrs2_reg;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index fe4f9ec661fa..11ed11d07f6c 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -819,12 +819,80 @@ exit:
ieee80211_free_txskb(hw, skb);
}
+static bool ath9k_txq_list_has_key(struct list_head *txq_list, u32 keyix)
+{
+ struct ath_buf *bf;
+ struct ieee80211_tx_info *txinfo;
+ struct ath_frame_info *fi;
+
+ list_for_each_entry(bf, txq_list, list) {
+ if (bf->bf_state.stale || !bf->bf_mpdu)
+ continue;
+
+ txinfo = IEEE80211_SKB_CB(bf->bf_mpdu);
+ fi = (struct ath_frame_info *)&txinfo->rate_driver_data[0];
+ if (fi->keyix == keyix)
+ return true;
+ }
+
+ return false;
+}
+
+static bool ath9k_txq_has_key(struct ath_softc *sc, u32 keyix)
+{
+ struct ath_hw *ah = sc->sc_ah;
+ int i;
+ struct ath_txq *txq;
+ bool key_in_use = false;
+
+ for (i = 0; !key_in_use && i < ATH9K_NUM_TX_QUEUES; i++) {
+ if (!ATH_TXQ_SETUP(sc, i))
+ continue;
+ txq = &sc->tx.txq[i];
+ if (!txq->axq_depth)
+ continue;
+ if (!ath9k_hw_numtxpending(ah, txq->axq_qnum))
+ continue;
+
+ ath_txq_lock(sc, txq);
+ key_in_use = ath9k_txq_list_has_key(&txq->axq_q, keyix);
+ if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
+ int idx = txq->txq_tailidx;
+
+ while (!key_in_use &&
+ !list_empty(&txq->txq_fifo[idx])) {
+ key_in_use = ath9k_txq_list_has_key(
+ &txq->txq_fifo[idx], keyix);
+ INCR(idx, ATH_TXFIFO_DEPTH);
+ }
+ }
+ ath_txq_unlock(sc, txq);
+ }
+
+ return key_in_use;
+}
+
+static void ath9k_pending_key_del(struct ath_softc *sc, u8 keyix)
+{
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+
+ if (!test_bit(keyix, ah->pending_del_keymap) ||
+ ath9k_txq_has_key(sc, keyix))
+ return;
+
+ /* No more TXQ frames point to this key cache entry, so delete it. */
+ clear_bit(keyix, ah->pending_del_keymap);
+ ath_key_delete(common, keyix);
+}
+
static void ath9k_stop(struct ieee80211_hw *hw)
{
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
bool prev_idle;
+ int i;
ath9k_deinit_channel_context(sc);
@@ -890,6 +958,14 @@ static void ath9k_stop(struct ieee80211_hw *hw)
spin_unlock_bh(&sc->sc_pcu_lock);
+ for (i = 0; i < ATH_KEYMAX; i++)
+ ath9k_pending_key_del(sc, i);
+
+ /* Clear key cache entries explicitly to get rid of any potentially
+ * remaining keys.
+ */
+ ath9k_cmn_init_crypto(sc->sc_ah);
+
ath9k_ps_restore(sc);
sc->ps_idle = prev_idle;
@@ -1521,12 +1597,11 @@ static void ath9k_del_ps_key(struct ath_softc *sc,
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_node *an = (struct ath_node *) sta->drv_priv;
- struct ieee80211_key_conf ps_key = { .hw_key_idx = an->ps_key };
if (!an->ps_key)
return;
- ath_key_delete(common, &ps_key);
+ ath_key_delete(common, an->ps_key);
an->ps_key = 0;
an->key_idx[0] = 0;
}
@@ -1688,6 +1763,12 @@ static int ath9k_set_key(struct ieee80211_hw *hw,
if (sta)
an = (struct ath_node *)sta->drv_priv;
+ /* Delete pending key cache entries if no more frames are pointing to
+ * them in TXQs.
+ */
+ for (i = 0; i < ATH_KEYMAX; i++)
+ ath9k_pending_key_del(sc, i);
+
switch (cmd) {
case SET_KEY:
if (sta)
@@ -1717,7 +1798,15 @@ static int ath9k_set_key(struct ieee80211_hw *hw,
}
break;
case DISABLE_KEY:
- ath_key_delete(common, key);
+ if (ath9k_txq_has_key(sc, key->hw_key_idx)) {
+ /* Delay key cache entry deletion until there are no
+ * remaining TXQ frames pointing to this entry.
+ */
+ set_bit(key->hw_key_idx, sc->sc_ah->pending_del_keymap);
+ ath_hw_keysetmac(common, key->hw_key_idx, NULL);
+ } else {
+ ath_key_delete(common, key->hw_key_idx);
+ }
if (an) {
for (i = 0; i < ARRAY_SIZE(an->key_idx); i++) {
if (an->key_idx[i] != key->hw_key_idx)
diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c
index 1816b4e7dc26..61b59a804e30 100644
--- a/drivers/net/wireless/ath/key.c
+++ b/drivers/net/wireless/ath/key.c
@@ -84,8 +84,7 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry)
}
EXPORT_SYMBOL(ath_hw_keyreset);
-static bool ath_hw_keysetmac(struct ath_common *common,
- u16 entry, const u8 *mac)
+bool ath_hw_keysetmac(struct ath_common *common, u16 entry, const u8 *mac)
{
u32 macHi, macLo;
u32 unicast_flag = AR_KEYTABLE_VALID;
@@ -125,6 +124,7 @@ static bool ath_hw_keysetmac(struct ath_common *common,
return true;
}
+EXPORT_SYMBOL(ath_hw_keysetmac);
static bool ath_hw_set_keycache_entry(struct ath_common *common, u16 entry,
const struct ath_keyval *k,
@@ -581,29 +581,38 @@ EXPORT_SYMBOL(ath_key_config);
/*
* Delete Key.
*/
-void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key)
+void ath_key_delete(struct ath_common *common, u8 hw_key_idx)
{
- ath_hw_keyreset(common, key->hw_key_idx);
- if (key->hw_key_idx < IEEE80211_WEP_NKID)
+ /* Leave CCMP and TKIP (main key) configured to avoid disabling
+ * encryption for potentially pending frames already in a TXQ with the
+ * keyix pointing to this key entry. Instead, only clear the MAC address
+ * to prevent RX processing from using this key cache entry.
+ */
+ if (test_bit(hw_key_idx, common->ccmp_keymap) ||
+ test_bit(hw_key_idx, common->tkip_keymap))
+ ath_hw_keysetmac(common, hw_key_idx, NULL);
+ else
+ ath_hw_keyreset(common, hw_key_idx);
+ if (hw_key_idx < IEEE80211_WEP_NKID)
return;
- clear_bit(key->hw_key_idx, common->keymap);
- clear_bit(key->hw_key_idx, common->ccmp_keymap);
- if (key->cipher != WLAN_CIPHER_SUITE_TKIP)
+ clear_bit(hw_key_idx, common->keymap);
+ clear_bit(hw_key_idx, common->ccmp_keymap);
+ if (!test_bit(hw_key_idx, common->tkip_keymap))
return;
- clear_bit(key->hw_key_idx + 64, common->keymap);
+ clear_bit(hw_key_idx + 64, common->keymap);
- clear_bit(key->hw_key_idx, common->tkip_keymap);
- clear_bit(key->hw_key_idx + 64, common->tkip_keymap);
+ clear_bit(hw_key_idx, common->tkip_keymap);
+ clear_bit(hw_key_idx + 64, common->tkip_keymap);
if (!(common->crypt_caps & ATH_CRYPT_CAP_MIC_COMBINED)) {
- ath_hw_keyreset(common, key->hw_key_idx + 32);
- clear_bit(key->hw_key_idx + 32, common->keymap);
- clear_bit(key->hw_key_idx + 64 + 32, common->keymap);
+ ath_hw_keyreset(common, hw_key_idx + 32);
+ clear_bit(hw_key_idx + 32, common->keymap);
+ clear_bit(hw_key_idx + 64 + 32, common->keymap);
- clear_bit(key->hw_key_idx + 32, common->tkip_keymap);
- clear_bit(key->hw_key_idx + 64 + 32, common->tkip_keymap);
+ clear_bit(hw_key_idx + 32, common->tkip_keymap);
+ clear_bit(hw_key_idx + 64 + 32, common->tkip_keymap);
}
}
EXPORT_SYMBOL(ath_key_delete);
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index c8c6afc0ab51..15c73ebe5efc 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -994,7 +994,7 @@ check_frags:
* the header's copy failed, and they are
* sharing a slot, send an error
*/
- if (i == 0 && sharedslot)
+ if (i == 0 && !first_shinfo && sharedslot)
xenvif_idx_release(queue, pending_idx,
XEN_NETIF_RSP_ERROR);
else