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mdns: Fix parsing answers with questions when instance name not set

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mdns resolver didn't correctly resolved queries when host name wasn't
assigned. Fixed by allowing processing also if some answer present
(non-strict mode)

Closes https://github.com/espressif/esp-idf/issues/6598


* Original commit: espressif/esp-idf@34049454df
This commit is contained in:
David Cermak
2021-02-19 16:44:08 +01:00
committed by suren-gabrielyan-espressif
parent cbcbe4ffd7
commit c3a5826d60
1 changed files with 1 additions and 1 deletions
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2
components/mdns/mdns.c
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@ -2679,7 +2679,7 @@ void mdns_parse_packet(mdns_rx_packet_t * packet)
}
//if we have not set the hostname, we can not answer questions
if (header.questions && _str_null_or_empty(_mdns_server->hostname)) {
if (header.questions && !header.answers && _str_null_or_empty(_mdns_server->hostname)) {
free(parsed_packet);
return;
}