summaryrefslogtreecommitdiff
path: root/mm/vmstat.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@google.com>2017-11-24 08:56:48 +0100
committerGreg Kroah-Hartman <gregkh@google.com>2017-11-24 08:56:48 +0100
commitf0b9d2d0acea78a0d77181974f94d595df58aa88 (patch)
treedf5179dbefa6992044cd03565f64e4c543122488 /mm/vmstat.c
parent482cc74cf79f3148b9901cb248aba6a43ec237a4 (diff)
parent5baf0fb260fc59d632ba150f442a5904650d6170 (diff)
Merge 4.4.101 into android-4.4
Changes in 4.4.101 tcp: do not mangle skb->cb[] in tcp_make_synack() netfilter/ipvs: clear ipvs_property flag when SKB net namespace changed bonding: discard lowest hash bit for 802.3ad layer3+4 vlan: fix a use-after-free in vlan_device_event() af_netlink: ensure that NLMSG_DONE never fails in dumps sctp: do not peel off an assoc from one netns to another one fealnx: Fix building error on MIPS net/sctp: Always set scope_id in sctp_inet6_skb_msgname ima: do not update security.ima if appraisal status is not INTEGRITY_PASS serial: omap: Fix EFR write on RTS deassertion arm64: fix dump_instr when PAN and UAO are in use nvme: Fix memory order on async queue deletion ocfs2: should wait dio before inode lock in ocfs2_setattr() ipmi: fix unsigned long underflow mm/page_alloc.c: broken deferred calculation coda: fix 'kernel memory exposure attempt' in fsync mm: check the return value of lookup_page_ext for all call sites mm/page_ext.c: check if page_ext is not prepared mm/pagewalk.c: report holes in hugetlb ranges Linux 4.4.101 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Diffstat (limited to 'mm/vmstat.c')
-rw-r--r--mm/vmstat.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 83a003bc3cae..44618235722c 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1093,6 +1093,8 @@ static void pagetypeinfo_showmixedcount_print(struct seq_file *m,
continue;
page_ext = lookup_page_ext(page);
+ if (unlikely(!page_ext))
+ continue;
if (!test_bit(PAGE_EXT_OWNER, &page_ext->flags))
continue;