diff --git a/components/mdns/mdns.c b/components/mdns/mdns.c index 18fe1a9938..de66d94325 100644 --- a/components/mdns/mdns.c +++ b/components/mdns/mdns.c @@ -1863,6 +1863,9 @@ static void _mdns_dealloc_scheduled_service_answers(mdns_out_answer_t ** destina */ static void _mdns_remove_scheduled_service_packets(mdns_service_t * service) { + if (!service) { + return; + } mdns_tx_packet_t * p = NULL; mdns_tx_packet_t * q = _mdns_server->tx_queue_head; while (q) { @@ -1951,7 +1954,6 @@ static void _mdns_free_service(mdns_service_t * service) if (!service) { return; } - _mdns_remove_scheduled_service_packets(service); free((char *)service->instance); free((char *)service->service); free((char *)service->proto); @@ -3781,6 +3783,7 @@ static void _mdns_execute_action(mdns_action_t * action) if (_mdns_server->services == action->data.srv_del.service) { _mdns_server->services = a->next; _mdns_send_bye(&a, 1, false); + _mdns_remove_scheduled_service_packets(a->service); _mdns_free_service(a->service); free(a); } else { @@ -3791,6 +3794,7 @@ static void _mdns_execute_action(mdns_action_t * action) mdns_srv_item_t * b = a->next; a->next = a->next->next; _mdns_send_bye(&b, 1, false); + _mdns_remove_scheduled_service_packets(b->service); _mdns_free_service(b->service); free(b); } @@ -3804,6 +3808,7 @@ static void _mdns_execute_action(mdns_action_t * action) while (a) { mdns_srv_item_t * s = a; a = a->next; + _mdns_remove_scheduled_service_packets(s->service); _mdns_free_service(s->service); free(s); }