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@@ -53,6 +53,18 @@
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#include <trace/events/skb.h>
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#include "udp_impl.h"
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+static unsigned int udp6_ehashfn(struct net *net,
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+ const struct in6_addr *laddr,
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+ const u16 lport,
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+ const struct in6_addr *faddr,
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+ const __be16 fport)
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+{
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+ const u32 lhash = (__force u32)laddr->s6_addr32[3];
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+ const u32 fhash = __ipv6_addr_jhash(faddr, ipv6_hash_secret);
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+ return __inet6_ehashfn(lhash, lport, fhash, fport,
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+ inet_ehash_secret + net_hash_mix(net));
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+}
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+
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int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2)
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{
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const struct in6_addr *sk2_rcv_saddr6 = inet6_rcv_saddr(sk2);
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@@ -214,8 +226,8 @@ begin:
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badness = score;
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reuseport = sk->sk_reuseport;
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if (reuseport) {
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- hash = inet6_ehashfn(net, daddr, hnum,
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- saddr, sport);
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+ hash = udp6_ehashfn(net, daddr, hnum,
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+ saddr, sport);
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matches = 1;
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} else if (score == SCORE2_MAX)
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goto exact_match;
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@@ -295,8 +307,8 @@ begin:
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badness = score;
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reuseport = sk->sk_reuseport;
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if (reuseport) {
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- hash = inet6_ehashfn(net, daddr, hnum,
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- saddr, sport);
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+ hash = udp6_ehashfn(net, daddr, hnum,
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+ saddr, sport);
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matches = 1;
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}
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} else if (score == badness && reuseport) {
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