FAILED: patch "[PATCH] btrfs: abort transaction after failed inode updates in" failed to apply to 4.4-stable tree

The patch below does not apply to the 4.4-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From c7e54b5102bf3614cadb9ca32d7be73bad6cecf0 Mon Sep 17 00:00:00 2001
From: Josef Bacik <[email protected]>
Date: Fri, 6 Dec 2019 09:37:15 -0500
Subject: [PATCH] btrfs: abort transaction after failed inode updates in
create_subvol

We can just abort the transaction here, and in fact do that for every other failure in this function except these two cases.

index 3418decb9e61..18e328ce4b54 100644
@@ -704,11 +704,17 @@ static noinline int create_subvol(struct inode *dir,
 
 	btrfs_i_size_write(BTRFS_I(dir), dir->i_size + namelen * 2);
 	ret = btrfs_update_inode(trans, root, dir);
-	BUG_ON(ret);
+	if (ret) {
+		btrfs_abort_transaction(trans, ret);
+		goto fail;
+	}
 
 	ret = btrfs_add_root_ref(trans, objectid, root->root_key.objectid,
 				 btrfs_ino(BTRFS_I(dir)), index, name, namelen);
-	BUG_ON(ret);
+	if (ret) {
+		btrfs_abort_transaction(trans, ret);
+		goto fail;
+	}
 
 	ret = btrfs_uuid_tree_add(trans, root_item->uuid,
 				  BTRFS_UUID_KEY_SUBVOL, objectid);