fix(mdns): Allow advertizing service with port==0

Closes espressif/esp-idf#14335
david-cermak · Jan 15, 2025 · 827ea65 · 827ea65
1 parent 9537721
commit 827ea65
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/components/mdns/mdns.c b/components/mdns/mdns.c
@@ -5895,7 +5895,7 @@ esp_err_t mdns_instance_name_set(const char *instance)
 esp_err_t mdns_service_add_for_host(const char *instance, const char *service, const char *proto, const char *host,
                                     uint16_t port, mdns_txt_item_t txt[], size_t num_items)
 {
-    if (!_mdns_server || _str_null_or_empty(service) || _str_null_or_empty(proto) || !port || !_mdns_server->hostname) {
+    if (!_mdns_server || _str_null_or_empty(service) || _str_null_or_empty(proto) || !_mdns_server->hostname) {
         return ESP_ERR_INVALID_ARG;
     }