Btrfs: do not ignore errors from btrfs_cleanup_fs_roots() when mounting

There used to be a BUG_ON(ret) there before EH patch (79787eaa) went in.
Bail out with EINVAL.

Cc: David Sterba <dsterba@suse.cz>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index fd216d9369faaa365bd72d53875898a3ee8103fd..dd6676b446f654cb6ce6140a68c5c265432cd4d9 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2466,8 +2466,8 @@ retry_root_backup:
 
        if (!(sb->s_flags & MS_RDONLY)) {
                ret = btrfs_cleanup_fs_roots(fs_info);
-               if (ret) {
-                       }
+               if (ret)
+                       goto fail_trans_kthread;
 
                ret = btrfs_recover_relocation(tree_root);
                if (ret < 0) {