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-rw-r--r--sys/netinet/tcp_syncache.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/netinet/tcp_syncache.c b/sys/netinet/tcp_syncache.c
index 8d2cc98..fe2eb0b 100644
--- a/sys/netinet/tcp_syncache.c
+++ b/sys/netinet/tcp_syncache.c
@@ -1852,6 +1852,7 @@ syncookie_mac(struct in_conninfo *inc, tcp_seq irs, uint8_t flags,
}
SipHash_Update(&ctx, &inc->inc_fport, sizeof(inc->inc_fport));
SipHash_Update(&ctx, &inc->inc_lport, sizeof(inc->inc_lport));
+ SipHash_Update(&ctx, &irs, sizeof(irs));
SipHash_Update(&ctx, &flags, sizeof(flags));
SipHash_Update(&ctx, &secmod, sizeof(secmod));
SipHash_Final((u_int8_t *)&siphash, &ctx);
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