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tcp: delete redundant calls of tcp_mtup_init()

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As tcp_rcv_state_process() has already calls tcp_mtup_init() for non-fastopen
sock, we can delete the redundant calls of tcp_mtup_init() in
tcp_{v4,v6}_syn_recv_sock().

Signed-off-by: Weiping Pan <panweiping3@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Peter Pan(潘卫平) 2014-01-19 20:44:46 +08:00 committed by David S. Miller
parent f0d4eb29d1
commit 4d83e17730
2 changed files with 0 additions and 2 deletions
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1
net/ipv4/tcp_ipv4.c
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@ -1668,7 +1668,6 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
} }
sk_setup_caps(newsk, dst); sk_setup_caps(newsk, dst);
tcp_mtup_init(newsk);
tcp_sync_mss(newsk, dst_mtu(dst)); tcp_sync_mss(newsk, dst_mtu(dst));
newtp->advmss = dst_metric_advmss(dst); newtp->advmss = dst_metric_advmss(dst);
if (tcp_sk(sk)->rx_opt.user_mss && if (tcp_sk(sk)->rx_opt.user_mss &&

1
net/ipv6/tcp_ipv6.c
View File

@ -1246,7 +1246,6 @@ static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen + inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen +
newnp->opt->opt_flen); newnp->opt->opt_flen);
tcp_mtup_init(newsk);
tcp_sync_mss(newsk, dst_mtu(dst)); tcp_sync_mss(newsk, dst_mtu(dst));
newtp->advmss = dst_metric_advmss(dst); newtp->advmss = dst_metric_advmss(dst);
if (tcp_sk(sk)->rx_opt.user_mss && if (tcp_sk(sk)->rx_opt.user_mss &&