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clear mdns.queryservice()'s previous result when called (#4894)

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cleared the linkedlist.
* issue #4893
This commit is contained in:
A C SREEDHAR REDDY
2018-07-06 08:47:53 +05:30
committed by Develo
parent 12d52220ae
commit e0b6242e04
1 changed files with 7 additions and 1 deletions
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8
libraries/ESP8266mDNS/ESP8266mDNS.cpp
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@ -289,7 +289,13 @@ int MDNSResponder::queryService(char *service, char *proto) {
#ifdef DEBUG_ESP_MDNS_TX
DEBUG_ESP_PORT.printf("queryService %s %s\n", service, proto);
#endif
while(_answers!=0){
MDNSAnswer *currAnswer = _answers;
_answers = _answers->next;
os_free(currAnswer->hostname);
os_free(currAnswer);
currAnswer = 0;
}
if (_query != 0) {
os_free(_query);
_query = 0;