]> git.baikalelectronics.ru Git - kernel.git/commit
vfs: fix NULL pointer dereference in fsync_buffers_list()
authorJan Kara <jack@suse.cz>
Tue, 4 Mar 2008 22:28:33 +0000 (14:28 -0800)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Wed, 5 Mar 2008 00:35:10 +0000 (16:35 -0800)
commitc83db554c64cfe02dc36059bed5572a424b84b0d
treea6162f566e5ec6b0e099a79e7a59005fcfe9be4b
parente9eb61a8827959b6cb9cd9f64cff68d6b73c8577
vfs: fix NULL pointer dereference in fsync_buffers_list()

Fix NULL pointer dereference in fsync_buffers_list() introduced by recent fix
of races in private_list handling.  Since bh->b_assoc_map has been cleared in
__remove_assoc_queue() we should really use original value stored in the
'mapping' variable.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/buffer.c