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Index: head/sys/netinet/tcp_syncache.c
===================================================================
--- head/sys/netinet/tcp_syncache.c
+++ head/sys/netinet/tcp_syncache.c
@@ -130,8 +130,7 @@
static void syncache_drop(struct syncache *, struct syncache_head *);
static void syncache_free(struct syncache *);
static void syncache_insert(struct syncache *, struct syncache_head *);
-static int syncache_respond(struct syncache *, struct syncache_head *,
- const struct mbuf *, int);
+static int syncache_respond(struct syncache *, const struct mbuf *, int);
static struct socket *syncache_socket(struct syncache *, struct socket *,
struct mbuf *m);
static void syncache_timeout(struct syncache *sc, struct syncache_head *sch,
@@ -495,7 +494,7 @@
free(s, M_TCPLOG);
}
- syncache_respond(sc, sch, NULL, TH_SYN|TH_ACK);
+ syncache_respond(sc, NULL, TH_SYN|TH_ACK);
TCPSTAT_INC(tcps_sc_retransmitted);
syncache_timeout(sc, sch, 0);
}
@@ -632,7 +631,7 @@
"sending challenge ACK\n",
s, __func__,
th->th_seq, sc->sc_irs + 1, sc->sc_wnd);
- syncache_respond(sc, sch, m, TH_ACK);
+ syncache_respond(sc, m, TH_ACK);
}
} else {
if ((s = tcp_log_addrs(inc, th, NULL, NULL)))
@@ -1475,7 +1474,7 @@
s, __func__);
free(s, M_TCPLOG);
}
- if (syncache_respond(sc, sch, m, TH_SYN|TH_ACK) == 0) {
+ if (syncache_respond(sc, m, TH_SYN|TH_ACK) == 0) {
sc->sc_rxmits = 0;
syncache_timeout(sc, sch, 1);
TCPSTAT_INC(tcps_sndacks);
@@ -1640,7 +1639,7 @@
/*
* Do a standard 3-way handshake.
*/
- if (syncache_respond(sc, sch, m, TH_SYN|TH_ACK) == 0) {
+ if (syncache_respond(sc, m, TH_SYN|TH_ACK) == 0) {
if (V_tcp_syncookies && V_tcp_syncookiesonly && sc != &scs)
syncache_free(sc);
else if (sc != &scs)
@@ -1685,8 +1684,7 @@
* i.e. m0 != NULL, or upon 3WHS ACK timeout, i.e. m0 == NULL.
*/
static int
-syncache_respond(struct syncache *sc, struct syncache_head *sch,
- const struct mbuf *m0, int flags)
+syncache_respond(struct syncache *sc, const struct mbuf *m0, int flags)
{
struct ip *ip = NULL;
struct mbuf *m;

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