Btrfs: check return value of btrfs_search_slot properly
authorJosef Bacik <josef@redhat.com>
Wed, 16 Mar 2011 17:59:32 +0000 (13:59 -0400)
committerJosef Bacik <josef@redhat.com>
Thu, 17 Mar 2011 18:21:39 +0000 (14:21 -0400)
Doing an audit of where we use btrfs_search_slot only showed one place where we
don't check the return value of btrfs_search_slot properly.  Just fix
mark_extent_written to see if btrfs_search_slot failed and act accordingly.
Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>
fs/btrfs/file.c

index 3786eca2a905f821047d21cb3eb7b092024c1e9f..a85b044cf39e79dd48babb9f8bbb4b2908d4e3dd 100644 (file)
@@ -608,6 +608,8 @@ again:
        key.offset = split;
 
        ret = btrfs_search_slot(trans, root, &key, path, -1, 1);
+       if (ret < 0)
+               goto out;
        if (ret > 0 && path->slots[0] > 0)
                path->slots[0]--;