Btrfs: don't BUG_ON() if we get an error walking backrefs
We can just return false for this so we stop doing the snapshot aware defrag
stuff. Thanks,
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index da8d2f6..fd67b34e 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2129,7 +2129,8 @@
old->extent_offset, fs_info,
path, record_one_backref,
old);
- BUG_ON(ret < 0 && ret != -ENOENT);
+ if (ret < 0 && ret != -ENOENT)
+ return false;
/* no backref to be processed for this extent */
if (!old->count) {