Merge branch 'bugfix/mdns_crash_free_strdup_3.1' into 'release/v3.1'

mdns: fixed crash on free undefined ptr if strdup is skipped (Backport 3.1)

See merge request idf/esp-idf!4189
This commit is contained in:
Jiang Jiang Jian 2019-02-20 02:15:51 +08:00
commit ce83031571

View file

@ -2575,7 +2575,7 @@ void mdns_parse_packet(mdns_rx_packet_t * packet)
parsed_packet->discovery = true;
mdns_srv_item_t * a = _mdns_server->services;
while (a) {
mdns_parsed_question_t * question = (mdns_parsed_question_t *)malloc(sizeof(mdns_parsed_question_t));
mdns_parsed_question_t * question = (mdns_parsed_question_t *)calloc(1, sizeof(mdns_parsed_question_t));
if (!question) {
HOOK_MALLOC_FAILED;
goto clear_rx_packet;
@ -2603,7 +2603,7 @@ void mdns_parse_packet(mdns_rx_packet_t * packet)
parsed_packet->probe = true;
}
mdns_parsed_question_t * question = (mdns_parsed_question_t *)malloc(sizeof(mdns_parsed_question_t));
mdns_parsed_question_t * question = (mdns_parsed_question_t *)calloc(1, sizeof(mdns_parsed_question_t));
if (!question) {
HOOK_MALLOC_FAILED;
goto clear_rx_packet;