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| author | Chris Mason <chris.mason@oracle.com> | 2011-06-13 11:28:50 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-06-13 11:28:50 -0400 |
| commit | ac08aedfa5d3de0dcb3825b598d16c2e57991f54 (patch) | |
| tree | c5b72fd5837524e60e14d0f3dfd4afc67b53c4da /fs/btrfs/disk-io.c | |
| parent | 30b4caf5d73af5c99cf1b2b46496d8bc35330992 (diff) | |
Btrfs: check the return value from set_anon_super
Al Viro noticed we weren't checking for set_anon_super failures. This
adds the required checks.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 9f68c689865..20c111b3fa0 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1312,7 +1312,9 @@ again: spin_lock_init(&root->cache_lock); init_waitqueue_head(&root->cache_wait); - set_anon_super(&root->anon_super, NULL); + ret = set_anon_super(&root->anon_super, NULL); + if (ret) + goto fail; if (btrfs_root_refs(&root->root_item) == 0) { ret = -ENOENT; |