resolved: transaction - don't request PKTINFO for unicast DNS

This was only ever used by LLMNR, so don't request this for unicast DNS packets.

1 files changed, 0 insertions, 16 deletions

diff --git a/src/resolve/resolved-dns-transaction.c b/src/resolve/resolved-dns-transaction.c
index 4644f8a9e1..e8413d4234 100644
--- a/src/resolve/resolved-dns-transaction.c
+++ b/src/resolve/resolved-dns-transaction.c
@@ -654,7 +654,6 @@ static int on_dns_packet(sd_event_source *s, int fd, uint32_t revents, void *use
 }
 
 int transaction_dns_fd(DnsTransaction *t) {
-        const int one = 1;
         int r;
 
         assert(t);
@@ -668,21 +667,6 @@ int transaction_dns_fd(DnsTransaction *t) {
         if (t->dns_fd < 0)
                 return -errno;
 
-        switch (t->scope->family) {
-        case AF_INET:
-                r = setsockopt(t->dns_fd, IPPROTO_IP, IP_PKTINFO, &one, sizeof(one));
-                break;
-        case AF_INET6:
-                r = setsockopt(t->dns_fd, IPPROTO_IPV6, IPV6_RECVPKTINFO, &one, sizeof(one));
-                break;
-        default:
-                return -EAFNOSUPPORT;
-        }
-        if (r < 0) {
-                r = -errno;
-                goto fail;
-        }
-
         r = sd_event_add_io(t->scope->manager->event, &t->dns_event_source, t->dns_fd, EPOLLIN, on_dns_packet, t);
         if (r < 0)
                 goto fail;