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Commit 8b2b2d3c authored by Tsutomu Itoh's avatar Tsutomu Itoh Committed by Chris Mason
Browse files

Btrfs: fix memory leak in btrfs_ioctl_start_sync() 



Call btrfs_end_transaction() if btrfs_commit_transaction_async() fails.

Signed-off-by: default avatarTsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent b44c59a8

fs/btrfs/ioctl.c

+3 −1
Original line number Original line Diff line number Diff line
@@ -2436,8 +2436,10 @@ static noinline long btrfs_ioctl_start_sync(struct file *file, void __user *argp 
		return PTR_ERR(trans);

		return PTR_ERR(trans);

	transid = trans->transid;

	transid = trans->transid;

	ret = btrfs_commit_transaction_async(trans, root, 0);

	ret = btrfs_commit_transaction_async(trans, root, 0);

	if (ret)

	if (ret) {

		btrfs_end_transaction(trans, root);

		return ret;

		return ret;

	}





	if (argp)

	if (argp)

		if (copy_to_user(argp, &transid, sizeof(transid)))

		if (copy_to_user(argp, &transid, sizeof(transid)))