tree 883d8d57be3167e665e8188822002c54aa392389
parent 92f183aa5b8a8655431583e4c53e80fa3e0070e5
author Wang Shilong <wangsl-fnst@cn.fujitsu.com> 1365592970 +0000
committer Josef Bacik <jbacik@fusionio.com> 1367870082 -0400

Btrfs: remove some BUG_ONs() when walking backref tree

The only error return value of __add_prelim_ref() is -ENOMEM,
just return errors rather than trigger BUG_ON().

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>