net: ip_append_data() optim
Compiler is not smart enough to avoid a conditional branch. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -837,10 +837,9 @@ int ip_append_data(struct sock *sk,
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inet->cork.length = 0;
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sk->sk_sndmsg_page = NULL;
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sk->sk_sndmsg_off = 0;
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if ((exthdrlen = rt->dst.header_len) != 0) {
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length += exthdrlen;
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transhdrlen += exthdrlen;
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}
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exthdrlen = rt->dst.header_len;
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length += exthdrlen;
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transhdrlen += exthdrlen;
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} else {
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rt = (struct rtable *)inet->cork.dst;
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if (inet->cork.flags & IPCORK_OPT)
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