fix some -Wunused-but-set-variable stuff.

diff --git a/usr.sbin/tcpdump/print-icmp6.c b/usr.sbin/tcpdump/print-icmp6.c
index 43f6dc2..3313aaa 100644 (file)
--- a/usr.sbin/tcpdump/print-icmp6.c
+++ b/usr.sbin/tcpdump/print-icmp6.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: print-icmp6.c,v 1.23 2020/01/24 22:46:36 procter Exp $        */
+/*     $OpenBSD: print-icmp6.c,v 1.24 2022/01/05 05:33:14 dlg Exp $    */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1991, 1993, 1994
@@ -126,12 +126,10 @@ icmp6_print(const u_char *bp, u_int length, const u_char *bp2)
 {
        const struct icmp6_hdr *dp;
        const struct ip6_hdr *ip;
-       const char *str;
        const struct ip6_hdr *oip;
        const struct udphdr *ouh;
        int hlen, dport;
        const u_char *ep;
-       char buf[256];
        int icmp6len;
 
 #if 0
@@ -141,7 +139,6 @@ icmp6_print(const u_char *bp, u_int length, const u_char *bp2)
        dp = (struct icmp6_hdr *)bp;
        ip = (struct ip6_hdr *)bp2;
        oip = (struct ip6_hdr *)(dp + 1);
-       str = buf;
        /* 'ep' points to the end of avaible data. */
        ep = snapend;
        if (ip->ip6_plen)
@@ -522,7 +519,6 @@ icmp6_opt_print(const u_char *bp, int resid)
        const struct nd_opt_hdr *op;
        const struct nd_opt_hdr *opl;   /* why there's no struct? */
        const struct nd_opt_prefix_info *opp;
-       const struct icmp6_opts_redirect *opr;
        const struct nd_opt_mtu *opm;
        const struct nd_opt_rdnss *oprd;
        const struct nd_opt_route_info *opri;
@@ -548,7 +544,6 @@ icmp6_opt_print(const u_char *bp, int resid)
 #if 0
        ip = (struct ip6_hdr *)bp2;
        oip = &dp->icmp6_ip6;
-       str = buf;
 #endif
        /* 'ep' points to the end of avaible data. */
        ep = snapend;
@@ -626,7 +621,6 @@ icmp6_opt_print(const u_char *bp, int resid)
                                resid - (op->nd_opt_len << 3));
                break;
        case ND_OPT_REDIRECTED_HEADER:
-               opr = (struct icmp6_opts_redirect *)op;
                printf("(redirect)");
                /* xxx */
                icmp6_opt_print((const u_char *)op + (op->nd_opt_len << 3),