saddr should be addrlen bytes

Not sizeof saddr.

net.c

@@ -402,7 +402,7 @@ addrretry:
         if (c->saddr) {
             free(c->saddr);
         }
-        c->saddr = malloc(sizeof(*p->ai_addr));
+        c->saddr = malloc(p->ai_addrlen);
         memcpy(c->saddr, p->ai_addr, p->ai_addrlen);
         c->addrlen = p->ai_addrlen;