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udp: Fix comparison of seen IPv4 address for local connections

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c->addr4_seen is stored in network order.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
Stefano Brivio 2021-09-09 15:30:12 +02:00
parent e58828f340
commit ecf1f97564
1 changed files with 2 additions and 1 deletions
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3
udp.c
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@ -761,7 +761,8 @@ void udp_sock_handler(struct ctx *c, union epoll_ref ref, uint32_t events,
s_addr = ntohl(b->s_in.sin_addr.s_addr); s_addr = ntohl(b->s_in.sin_addr.s_addr);
if (s_addr >> IN_CLASSA_NSHIFT == IN_LOOPBACKNET || if (s_addr >> IN_CLASSA_NSHIFT == IN_LOOPBACKNET ||
s_addr == INADDR_ANY || s_addr == c->addr4_seen) { s_addr == INADDR_ANY ||
s_addr == ntohl(c->addr4_seen)) {
in_port_t src = htons(b->s_in.sin_port); in_port_t src = htons(b->s_in.sin_port);
b->iph.saddr = c->gw4; b->iph.saddr = c->gw4;