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Merge branch 'bugfix/mdns_crash_on_network_change_backport3.1' into 'release/v3.1'

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Fixed mdns crashes on network changes (backport v3.1)

See merge request idf/esp-idf!3579
This commit is contained in:
Jiang Jiang Jian
2018-11-12 15:30:44 +08:00
parent 46fd333167 6a6fccc191
commit 0ffe9f0c4e
1 changed files with 2 additions and 1 deletions
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3
components/mdns/mdns.c
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@@ -3779,13 +3779,14 @@ static esp_err_t _mdns_send_search_action(mdns_action_type_t type, mdns_search_o
*/ */
static void _mdns_scheduler_run() static void _mdns_scheduler_run()
{ {
MDNS_SERVICE_LOCK();
mdns_tx_packet_t * p = _mdns_server->tx_queue_head; mdns_tx_packet_t * p = _mdns_server->tx_queue_head;
mdns_action_t * action = NULL; mdns_action_t * action = NULL;
if (!p) { if (!p) {
MDNS_SERVICE_UNLOCK();
return; return;
} }
MDNS_SERVICE_LOCK();
if ((int32_t)(p->send_at - (xTaskGetTickCount() * portTICK_PERIOD_MS)) < 0) { if ((int32_t)(p->send_at - (xTaskGetTickCount() * portTICK_PERIOD_MS)) < 0) {
action = (mdns_action_t *)malloc(sizeof(mdns_action_t)); action = (mdns_action_t *)malloc(sizeof(mdns_action_t));
if (action) { if (action) {