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stop lwIP dhcp client when WiFi goes off. #5703

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Merged
merged 2 commits into from
Feb 1, 2019
Merged

stop lwIP dhcp client when WiFi goes off. #5703

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60560e6
stop lwIP dhcp client with WiFi goes off.
d-a-v Feb 1, 2019
5d540e0
stop dhcp-client when really unused
d-a-v Feb 1, 2019
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5 changes: 5 additions & 0 deletions libraries/ESP8266WiFi/src/ESP8266WiFiGeneric.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -389,6 +389,11 @@ bool ESP8266WiFiGenericClass::mode(WiFiMode_t m) {

bool ret = false;

if (m != WIFI_STA && m != WIFI_AP_STA)
// calls lwIP's dhcp_stop(),
// safe to call even if not started
wifi_station_dhcpc_stop();

ETS_UART_INTR_DISABLE();
if(_persistent) {
ret = wifi_set_opmode(m);
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