Merge branch 'bugfix/ppp_netif_up_after_new_v4.1' into 'release/v4.1'

esp-netif: ppp netif to use netif_is_link_up() to update interface state (v4.1)

See merge request espressif/esp-idf!9425
This commit is contained in:
David Čermák
2020-08-31 21:14:04 +08:00

View File

@@ -1131,8 +1131,13 @@ bool esp_netif_is_netif_up(esp_netif_t *esp_netif)
{
ESP_LOGV(TAG, "%s esp_netif:%p", __func__, esp_netif);
if (esp_netif != NULL && esp_netif->lwip_netif != NULL && netif_is_up(esp_netif->lwip_netif)) {
return true;
if (esp_netif != NULL && esp_netif->lwip_netif != NULL) {
if (esp_netif->is_ppp_netif) {
// ppp implementation uses netif_set_link_up/down to update link state
return netif_is_link_up(esp_netif->lwip_netif);
}
// esp-netif handlers and drivers take care to set_netif_up/down on link state update
return netif_is_up(esp_netif->lwip_netif);
} else {
return false;
}