Merge branch 'bugfix/mdns_one_shot_multicast' into 'master'

mdns: Support for One-Shot mDNS queries Closes IDFGH-5375 See merge request espressif/esp-idf!13943
espressif · Jun 24, 2021 · f601cb0 · f601cb0
2 parents 90a2a15 + f167238
commit f601cb0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/components/mdns/mdns.c b/components/mdns/mdns.c
@@ -1448,7 +1448,8 @@ static void _mdns_create_answer_from_parsed_packet(mdns_parsed_packet_t *parsed_
         }
 
 #ifdef MDNS_REPEAT_QUERY_IN_RESPONSE
-        if (q->type == MDNS_TYPE_ANY || q->type == MDNS_TYPE_A || q->type == MDNS_TYPE_AAAA) {
+        if (parsed_packet->src_port != MDNS_SERVICE_PORT &&  // Repeat the queries only for "One-Shot mDNS queries"
+           (q->type == MDNS_TYPE_ANY || q->type == MDNS_TYPE_A || q->type == MDNS_TYPE_AAAA)) {
             mdns_out_question_t * out_question = malloc(sizeof(mdns_out_question_t));
             if (out_question == NULL) {
                 HOOK_MALLOC_FAILED;