ext4: do not destroy ext4_groupinfo_caches if ext4_mb_init() fails
authorAndrey Tsyvarev <tsyvarev@ispras.ru>
Mon, 12 May 2014 16:34:21 +0000 (12:34 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 12 May 2014 16:34:21 +0000 (12:34 -0400)
commit029b10c5a8d9e9db528eea66f5728ccca56c2f27
tree48af4a9fbc52c0c62a3931eb4aa95dc34ef1e076
parentc197855ea14175a25003c276824689e8ba318e53
ext4: do not destroy ext4_groupinfo_caches if ext4_mb_init() fails

Caches from 'ext4_groupinfo_caches' may be in use by other mounts,
which have already existed.  So, it is incorrect to destroy them when
newly requested mount fails.

Found by Linux File System Verification project (linuxtesting.org).

Signed-off-by: Andrey Tsyvarev <tsyvarev@ispras.ru>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Lukas Czerner <lczerner@redhat.com>
fs/ext4/mballoc.c