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Commit 5ab1fe72 authored by Gao Feng's avatar Gao Feng Committed by David S. Miller
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l2tp: Refactor the codes with existing macros instead of literal number



Use PPP_ALLSTATIONS, PPP_UI, and SEND_SHUTDOWN instead of 0xff,
0x03, and 2 separately.

Signed-off-by: default avatarGao Feng <fgao@ikuai8.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 04462f2a
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+4 −4
Original line number Diff line number Diff line
@@ -177,7 +177,7 @@ static int pppol2tp_recv_payload_hook(struct sk_buff *skb)
	if (!pskb_may_pull(skb, 2))
		return 1;

	if ((skb->data[0] == 0xff) && (skb->data[1] == 0x03))
	if ((skb->data[0] == PPP_ALLSTATIONS) && (skb->data[1] == PPP_UI))
		skb_pull(skb, 2);

	return 0;
@@ -282,7 +282,7 @@ static void pppol2tp_session_sock_put(struct l2tp_session *session)
static int pppol2tp_sendmsg(struct socket *sock, struct msghdr *m,
			    size_t total_len)
{
	static const unsigned char ppph[2] = { 0xff, 0x03 };
	static const unsigned char ppph[2] = {PPP_ALLSTATIONS, PPP_UI};
	struct sock *sk = sock->sk;
	struct sk_buff *skb;
	int error;
@@ -369,7 +369,7 @@ static int pppol2tp_sendmsg(struct socket *sock, struct msghdr *m,
 */
static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
{
	static const u8 ppph[2] = { 0xff, 0x03 };
	static const u8 ppph[2] = {PPP_ALLSTATIONS, PPP_UI};
	struct sock *sk = (struct sock *) chan->private;
	struct sock *sk_tun;
	struct l2tp_session *session;
@@ -440,7 +440,7 @@ static void pppol2tp_session_close(struct l2tp_session *session)
	BUG_ON(session->magic != L2TP_SESSION_MAGIC);

	if (sock) {
		inet_shutdown(sock, 2);
		inet_shutdown(sock, SEND_SHUTDOWN);
		/* Don't let the session go away before our socket does */
		l2tp_session_inc_refcount(session);
	}