From: Josef Bacik <josef@toxicpanda.com>
Date: Fri, 12 Mar 2021 20:25:04 +0000 (-0500)
Subject: btrfs: handle btrfs_record_root_in_trans failure in btrfs_delete_subvolume
X-Git-Tag: accepted/tizen/unified/20230118.172025~7052^2~74
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2731f5186ba8e641515a01a1016b88f09b34777d;p=platform%2Fkernel%2Flinux-rpi.git

btrfs: handle btrfs_record_root_in_trans failure in btrfs_delete_subvolume

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

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>
---

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index b886353..1a34975 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4329,7 +4329,11 @@ int btrfs_delete_subvolume(struct inode *dir, struct dentry *dentry)
 		goto out_end_trans;
 	}
 
-	btrfs_record_root_in_trans(trans, dest);
+	ret = btrfs_record_root_in_trans(trans, dest);
+	if (ret) {
+		btrfs_abort_transaction(trans, ret);
+		goto out_end_trans;
+	}
 
 	memset(&dest->root_item.drop_progress, 0,
 		sizeof(dest->root_item.drop_progress));