tcp: update error counter when dropping a packet due to bad source
Use the same counter that ip_input()/ip6_input() use for bad destination address. For IPv6 this is already heavily abused ip6s_badscope, which needs to be split into several separate error counters. Reviewed by: markj Differential Revision: https://reviews.freebsd.org/D39234
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@ -675,7 +675,7 @@ tcp_input_with_port(struct mbuf **mp, int *offp, int proto, uint16_t port)
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KASSERT(!IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_dst),
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("%s: unspecified destination v6 address", __func__));
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if (IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_src)) {
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/* XXX stat */
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IP6STAT_INC(ip6s_badscope); /* XXX */
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goto drop;
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}
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iptos = IPV6_TRAFFIC_CLASS(ip6);
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@ -745,7 +745,7 @@ tcp_input_with_port(struct mbuf **mp, int *offp, int proto, uint16_t port)
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KASSERT(ip->ip_dst.s_addr != INADDR_ANY,
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("%s: unspecified destination v4 address", __func__));
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if (__predict_false(ip->ip_src.s_addr == INADDR_ANY)) {
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/* XXX stat */
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IPSTAT_INC(ips_badaddr);
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goto drop;
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}
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}
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