diff options
| author | Sudip Mukherjee <sudipm.mukherjee@gmail.com> | 2016-06-24 14:50:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-06-24 17:23:52 -0700 |
| commit | 8285027fc479949a7a166bc1b26ce57e894878a7 (patch) | |
| tree | 11874d42ed0637ce07ebc6f7739dfaa37bc12bd7 /mm/zpool.c | |
| parent | 7c5b7239465932400ee0825bcc90624717c1af19 (diff) | |
mm/page_owner: avoid null pointer dereference
We have dereferenced page_ext before checking it. Lets check it first
and then used it.
Fixes: f86e4271978b ("mm: check the return value of lookup_page_ext for all call sites")
Link: http://lkml.kernel.org/r/1465249059-7883-1-git-send-email-sudipm.mukherjee@gmail.com
Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zpool.c')
0 files changed, 0 insertions, 0 deletions