From 2ffd22382d9a97649fdc7dc5cef0e86a61b2ff73 Mon Sep 17 00:00:00 2001
From: "suren.gabrielyan" <suren.gabrielyan@espressif.com>
Date: Thu, 14 Jan 2021 14:32:05 +0400
Subject: [PATCH] mDNS: Fix of text length calculation when detecting a
 collision

* Original commit: espressif/esp-idf@be0ae1ebbbe9fae6ecf7de09e8d50cba063b61f4
---
 components/mdns/mdns.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/mdns/mdns.c b/components/mdns/mdns.c
index b5499744e..8bb30eed2 100644
--- a/components/mdns/mdns.c
+++ b/components/mdns/mdns.c
@@ -2147,7 +2147,7 @@ static int _mdns_check_srv_collision(mdns_service_t * service, uint16_t priority
  */
 static int _mdns_check_txt_collision(mdns_service_t * service, const uint8_t * data, size_t len)
 {
-    size_t data_len = 1;
+    size_t data_len = 0;
     if (len == 1 && service->txt) {
         return -1;//we win
     } else if (len > 1 && !service->txt) {