提交 afeca340 编写于 作者: K Krishna Kumar 提交者: David S. Miller

tcp: Remove unrequired operations in tcp_push()

Remove unrequired operations in tcp_push()

Changelog:
	Removed a temporary skb variable from tcp_push()
Signed-off-by: NKrishna Kumar <krkumar2@in.ibm.com>
Acked-by: NIlpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 12d50c46
......@@ -536,8 +536,7 @@ static inline void skb_entail(struct sock *sk, struct sk_buff *skb)
tp->nonagle &= ~TCP_NAGLE_PUSH;
}
static inline void tcp_mark_urg(struct tcp_sock *tp, int flags,
struct sk_buff *skb)
static inline void tcp_mark_urg(struct tcp_sock *tp, int flags)
{
if (flags & MSG_OOB)
tp->snd_up = tp->write_seq;
......@@ -546,13 +545,13 @@ static inline void tcp_mark_urg(struct tcp_sock *tp, int flags,
static inline void tcp_push(struct sock *sk, int flags, int mss_now,
int nonagle)
{
if (tcp_send_head(sk)) {
struct tcp_sock *tp = tcp_sk(sk);
if (tcp_send_head(sk)) {
struct sk_buff *skb = tcp_write_queue_tail(sk);
if (!(flags & MSG_MORE) || forced_push(tp))
tcp_mark_push(tp, skb);
tcp_mark_urg(tp, flags, skb);
tcp_mark_push(tp, tcp_write_queue_tail(sk));
tcp_mark_urg(tp, flags);
__tcp_push_pending_frames(sk, mss_now,
(flags & MSG_MORE) ? TCP_NAGLE_CORK : nonagle);
}
......
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