From: Josef Bacik <josef@toxicpanda.com>
Date: Fri, 12 Mar 2021 15:25:07 -0500
Subject: btrfs: handle btrfs_record_root_in_trans failure in
 relocate_tree_block
Git-commit: d18c7bd95c3d1adf5de385acc8c0bdb64b1a8d68
Patch-mainline: v5.13-rc1
References: bsc#1187833

btrfs_record_root_in_trans will return errors in the future, so handle
the error properly in relocate_tree_block.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Acked-by: Nikolay Borisov <nborisov@suse.com>
---
 fs/btrfs/relocation.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3260,7 +3260,9 @@ static int relocate_tree_block(struct bt
 				ret = -EUCLEAN;
 				goto out;
 			}
-			btrfs_record_root_in_trans(trans, root);
+			ret = btrfs_record_root_in_trans(trans, root);
+			if (ret)
+				goto out;
 			root = root->reloc_root;
 			node->new_bytenr = root->node->start;
 			node->root = root;