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check ClientContext's this and _pcb once out of the ::connect() delay (#4194)

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fix #4078
This commit is contained in:
david gauchard 2018-01-19 01:20:33 +01:00 committed by Develo
parent d5c43f0102
commit dd00db1b8c
1 changed files with 5 additions and 0 deletions
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5
libraries/ESP8266WiFi/src/include/ClientContext.h
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@ -131,6 +131,11 @@ public:
_op_start_time = millis(); _op_start_time = millis();
// This delay will be interrupted by esp_schedule in the connect callback // This delay will be interrupted by esp_schedule in the connect callback
delay(_timeout_ms); delay(_timeout_ms);
// WiFi may have vanished during the delay (#4078)
if (!this || !_pcb) {
DEBUGV(":vnsh\r\n");
return 0;
}
_connect_pending = 0; _connect_pending = 0;
if (state() != ESTABLISHED) { if (state() != ESTABLISHED) {
abort(); abort();