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authorGao Feng <fgao@ikuai8.com>2016-08-20 18:52:27 +0300
committerDavid S. Miller <davem@davemloft.net>2016-08-22 01:22:48 +0300
commit5ab1fe72d5490978104fc493615ea29dd7238766 (patch)
treee3af3c759b992abfbbf153962625e0ceb0a07a2b /net/l2tp
parent04462f2aed3960c7c1589117ffe72362a9065490 (diff)
downloadlinux-5ab1fe72d5490978104fc493615ea29dd7238766.tar.xz
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: Gao Feng <fgao@ikuai8.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/l2tp')
-rw-r--r--net/l2tp/l2tp_ppp.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index d9560aa2dba3..65e2fd657bea 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -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 @@ error:
*/
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);
}