Btrfs: add missing error check to find_parent_nodes
Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Reviewed-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 8bc5e8c..980e85a 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -935,8 +935,10 @@
}
ret = find_extent_in_eb(eb, bytenr,
*extent_item_pos, &eie);
- ref->inode_list = eie;
free_extent_buffer(eb);
+ if (ret < 0)
+ goto out;
+ ref->inode_list = eie;
}
ret = ulist_add_merge(refs, ref->parent,
(uintptr_t)ref->inode_list,