[ESP8266] fixes disconnect to check the state from modem

Veijo Pesonen · Veijo Pesonen · commit e83b883e08f6 · 2019-01-11T16:25:26.000+02:00
Additionally to internal bookkeeping lets check from the modem
that what is connection state in disconnect. There might be
inconsistencies.
diff --git a/components/wifi/esp8266-driver/ESP8266Interface.cpp b/components/wifi/esp8266-driver/ESP8266Interface.cpp
@@ -246,7 +246,7 @@ int ESP8266Interface::disconnect()
 {
     _initialized = false;
 
-    if (_conn_stat == NSAPI_STATUS_DISCONNECTED)
+    if (_conn_stat == NSAPI_STATUS_DISCONNECTED || !get_ip_address())
     {
         return NSAPI_ERROR_NO_CONNECTION;
     }

Original file line number	Diff line number	Diff line change
`@@ -246,7 +246,7 @@ int ESP8266Interface::disconnect()`
`246`	`246`	`{`
`247`	`247`	`_initialized = false;`
`248`	`248`
`249`		`- if (_conn_stat == NSAPI_STATUS_DISCONNECTED)`
	`249`	`+ if (_conn_stat == NSAPI_STATUS_DISCONNECTED \|\| !get_ip_address())`
`250`	`250`	`{`
`251`	`251`	`return NSAPI_ERROR_NO_CONNECTION;`
`252`	`252`	`}`