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-rw-r--r--src/resolve/resolved-dns-scope.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/resolve/resolved-dns-scope.c b/src/resolve/resolved-dns-scope.c
index 396ae19e48..85709a4af8 100644
--- a/src/resolve/resolved-dns-scope.c
+++ b/src/resolve/resolved-dns-scope.c
@@ -365,6 +365,10 @@ int dns_scope_good_key(DnsScope *s, DnsResourceKey *key) {
int dns_scope_llmnr_membership(DnsScope *s, bool b) {
int fd;
+ assert(s);
+ assert(s->protocol == DNS_PROTOCOL_LLMNR);
+ assert(s->link);
+
if (s->family == AF_INET) {
struct ip_mreqn mreqn = {
.imr_multiaddr = LLMNR_MULTICAST_IPV4_ADDRESS,