From: Liu Han <liuhan@espressif.com>
Date: Tue, 31 Jul 2018 02:00:02 +0000 (+0800)
Subject: mdns: Fix a portion of the queries are issued with the wildcard query type
X-Git-Tag: v3.2-beta1~315^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f3f0445f4db7c9ad97ae10a9728767337aa7bb62;p=esp-idf

mdns: Fix a portion of the queries are issued with the wildcard query type
---

diff --git a/components/mdns/mdns.c b/components/mdns/mdns.c
index 6ffebf663e..09efde9836 100644
--- a/components/mdns/mdns.c
+++ b/components/mdns/mdns.c
@@ -1195,7 +1195,7 @@ static void _mdns_create_answer_from_parsed_packet(mdns_parsed_packet_t * parsed
         }
         if (service) {
             if (q->type == MDNS_TYPE_PTR || q->type == MDNS_TYPE_ANY) {
-                if (q->type == MDNS_TYPE_PTR) {
+                if (q->type == MDNS_TYPE_PTR || !parsed_packet->probe) {
                     shared = true;
                 }
                 if (!_mdns_alloc_answer(&packet->answers, MDNS_TYPE_PTR, service->service, false, false)
@@ -2570,7 +2570,7 @@ void mdns_parse_packet(mdns_rx_packet_t * packet)
                 continue;
             }
 
-            if (type == MDNS_TYPE_ANY) {
+            if (type == MDNS_TYPE_ANY && !_str_null_or_empty(name->host)) {
                 parsed_packet->probe = true;
             }