diff options
| author | Salman Qazi <sqazi@google.com> | 2012-05-31 23:51:27 -0400 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-06-10 14:41:52 +0100 |
| commit | 40fb8cb8f59ccca96bc4ab10b64ac24cabba4ddb (patch) | |
| tree | 33c037b49d4cbd7baa2ca92d7b276530ac4154b4 /fs/ext4 | |
| parent | f139d067883637c9ab0091fbca821d01d0890123 (diff) | |
ext4: add ext4_mb_unload_buddy in the error path
commit 02b7831019ea4e7994968c84b5826fa8b248ffc8 upstream.
ext4_free_blocks fails to pair an ext4_mb_load_buddy with a matching
ext4_mb_unload_buddy when it fails a memory allocation.
Signed-off-by: Salman Qazi <sqazi@google.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/mballoc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index e2d8be8f28b..382e4fcb6ce 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4693,6 +4693,7 @@ do_more: */ new_entry = kmem_cache_alloc(ext4_free_ext_cachep, GFP_NOFS); if (!new_entry) { + ext4_mb_unload_buddy(&e4b); err = -ENOMEM; goto error_return; } |