ocfs2: don't open-code kernel_sendmsg()

			      size_t veclen, size_t total)

{

	int ret;

	mm_segment_t oldfs;

	struct msghdr msg = {

		.msg_iov = (struct iovec *)vec,

		.msg_iovlen = veclen,

	};

	struct msghdr msg;

	if (sock == NULL) {

		ret = -EINVAL;

		goto out;

	}

	oldfs = get_fs();

	set_fs(get_ds());

	ret = sock_sendmsg(sock, &msg, total);

	set_fs(oldfs);

	if (ret != total) {

		mlog(ML_ERROR, "sendmsg returned %d instead of %zu\n", ret,

		     total);

	ret = kernel_sendmsg(sock, &msg, vec, veclen, total);

	if (likely(ret == total))

		return 0;

	mlog(ML_ERROR, "sendmsg returned %d instead of %zu\n", ret, total);

	if (ret >= 0)

		ret = -EPIPE; /* should be smarter, I bet */

		goto out;

	}

	ret = 0;

out:

	if (ret < 0)

	mlog(0, "returning error: %d\n", ret);

	return ret;

}