diff options
| -rw-r--r-- | udp.c | 18 |
1 files changed, 9 insertions, 9 deletions
@@ -575,32 +575,32 @@ static size_t udp_update_hdr4(const struct ctx *c, struct udp4_l2_buf_t *b, const struct timespec *now) { size_t ip_len = datalen + sizeof(b->iph) + sizeof(b->uh); - const struct in_addr *src = &b->s_in.sin_addr; in_port_t srcport = ntohs(b->s_in.sin_port); + struct in_addr src = b->s_in.sin_addr; if (!IN4_IS_ADDR_UNSPECIFIED(&c->ip4.dns_match) && - IN4_ARE_ADDR_EQUAL(src, &c->ip4.dns_host) && srcport == 53) { - src = &c->ip4.dns_match; - } else if (IN4_IS_ADDR_LOOPBACK(src) || - IN4_ARE_ADDR_EQUAL(src, &c->ip4.addr_seen)) { + IN4_ARE_ADDR_EQUAL(&src, &c->ip4.dns_host) && srcport == 53) { + src = c->ip4.dns_match; + } else if (IN4_IS_ADDR_LOOPBACK(&src) || + IN4_ARE_ADDR_EQUAL(&src, &c->ip4.addr_seen)) { udp_tap_map[V4][srcport].ts = now->tv_sec; udp_tap_map[V4][srcport].flags |= PORT_LOCAL; - if (IN4_IS_ADDR_LOOPBACK(src)) + if (IN4_IS_ADDR_LOOPBACK(&src)) udp_tap_map[V4][srcport].flags |= PORT_LOOPBACK; else udp_tap_map[V4][srcport].flags &= ~PORT_LOOPBACK; bitmap_set(udp_act[V4][UDP_ACT_TAP], srcport); - src = &c->ip4.gw; + src = c->ip4.gw; } b->iph.tot_len = htons(ip_len); b->iph.daddr = c->ip4.addr_seen.s_addr; - b->iph.saddr = src->s_addr; + b->iph.saddr = src.s_addr; b->iph.check = csum_ip4_header(b->iph.tot_len, IPPROTO_UDP, - *src, c->ip4.addr_seen); + src, c->ip4.addr_seen); b->uh.source = b->s_in.sin_port; b->uh.dest = htons(dstport); |