[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: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1293,7 +1293,6 @@ static int tcp_mtu_probe(struct sock *sk)
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int len;
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int probe_size;
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int size_needed;
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unsigned int pif;
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int copy;
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int mss_now;
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@ -1326,11 +1325,9 @@ static int tcp_mtu_probe(struct sock *sk)
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if (after(tp->snd_nxt + size_needed, tp->snd_una + tp->snd_wnd))
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return 0;
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/* Do we need to wait to drain cwnd? */
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pif = tcp_packets_in_flight(tp);
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if (pif + 2 > tp->snd_cwnd) {
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/* With no packets in flight, don't stall. */
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if (pif == 0)
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/* Do we need to wait to drain cwnd? With none in flight, don't stall */
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if (tcp_packets_in_flight(tp) + 2 > tp->snd_cwnd) {
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if (!tcp_packets_in_flight(tp))
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return -1;
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else
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return 0;
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