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mdns: Fix potential null deref for ANY query type

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* Original commit: espressif/esp-idf@99dd8eedb1
This commit is contained in:
David Cermak
2021-12-17 15:17:58 +01:00
committed by suren-gabrielyan-espressif
parent 01256d3e34
commit 7af91ec490
1 changed files with 1 additions and 1 deletions
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components/mdns/mdns.c
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@ -4170,7 +4170,7 @@ static mdns_search_once_t * _mdns_search_find_from(mdns_search_once_t * s, mdns_
continue;
}
if (s->type != MDNS_TYPE_PTR) {
if (!strcasecmp(name->host, s->instance)) {
if (s->instance && strcasecmp(name->host, s->instance) == 0) {
return s;
}
s = s->next;