diff options
| author | Johannes Weiner <hannes@saeurebad.de> | 2008-04-28 02:11:47 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:16 -0700 |
| commit | 556637cdabcd5918c7d4a1a2679b8f86fc81e891 (patch) | |
| tree | a5bb95b50e88535966af3ad49017196b757fca64 /mm/msync.c | |
| parent | f022bfd58253099102218db5249220a7f4787114 (diff) | |
mm: fix possible off-by-one in walk_pte_range()
After the loop in walk_pte_range() pte might point to the first address after
the pmd it walks. The pte_unmap() is then applied to something bad.
Spotted by Roel Kluin and Andreas Schwab.
Signed-off-by: Johannes Weiner <hannes@saeurebad.de>
Cc: Roel Kluin <12o3l@tiscali.nl>
Cc: Andreas Schwab <schwab@suse.de>
Acked-by: Matt Mackall <mpm@selenic.com>
Acked-by: Mikael Pettersson <mikpe@it.uu.se>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/msync.c')
0 files changed, 0 insertions, 0 deletions