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author | Luis Henriques <luis.henriques@canonical.com> | 2012-07-11 14:02:10 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-07-11 16:04:43 -0700 |
commit | a4e08d001f2e50bb8b3c4eebadcf08e5535f02ee (patch) | |
tree | 6ab47d995bd4c0a3a388dcbc11ffbe775274d88c /fs/direct-io.c | |
parent | 6b4fa63a9e5696fa43f25143f104ef0bea642222 (diff) | |
download | op-kernel-dev-a4e08d001f2e50bb8b3c4eebadcf08e5535f02ee.zip op-kernel-dev-a4e08d001f2e50bb8b3c4eebadcf08e5535f02ee.tar.gz |
ocfs2: fix NULL pointer dereference in __ocfs2_change_file_space()
As ocfs2_fallocate() will invoke __ocfs2_change_file_space() with a NULL
as the first parameter (file), it may trigger a NULL pointer dereferrence
due to a missing check.
Addresses http://bugs.launchpad.net/bugs/1006012
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Reported-by: Bret Towe <magnade@gmail.com>
Tested-by: Bret Towe <magnade@gmail.com>
Cc: Sunil Mushran <sunil.mushran@oracle.com>
Acked-by: Joel Becker <jlbec@evilplan.org>
Acked-by: Mark Fasheh <mfasheh@suse.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/direct-io.c')
0 files changed, 0 insertions, 0 deletions