提交 d67c58e9 编写于 作者: I Ilpo Järvinen 提交者: David S. Miller

[TCP]: Remove local variable and use packets_in_flight directly

Lines won't be that long and it's compiler's job to optimize
them.
Signed-off-by: NIlpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 50c4817e
......@@ -1293,7 +1293,6 @@ static int tcp_mtu_probe(struct sock *sk)
int len;
int probe_size;
int size_needed;
unsigned int pif;
int copy;
int mss_now;
......@@ -1326,11 +1325,9 @@ static int tcp_mtu_probe(struct sock *sk)
if (after(tp->snd_nxt + size_needed, tp->snd_una + tp->snd_wnd))
return 0;
/* Do we need to wait to drain cwnd? */
pif = tcp_packets_in_flight(tp);
if (pif + 2 > tp->snd_cwnd) {
/* With no packets in flight, don't stall. */
if (pif == 0)
/* Do we need to wait to drain cwnd? With none in flight, don't stall */
if (tcp_packets_in_flight(tp) + 2 > tp->snd_cwnd) {
if (!tcp_packets_in_flight(tp))
return -1;
else
return 0;
......
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