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Commit cd770371 authored by Irfan Sheriff's avatar Irfan Sheriff
Browse files

Avoid wifi disable in a UNKNOWN state 

Multiple broadcast receiver unregister calls cause exception.

Bug: 2361335
parent 22dd86e0

services/java/com/android/server/WifiService.java

+11 −0
Original line number Diff line number Diff line
@@ -330,6 +330,17 @@ public class WifiService extends IWifiManager.Stub { 
            return false;

        }



        /**

         * Multiple calls to unregisterReceiver() cause exception and a system crash.

         * This can happen if a supplicant is lost (or firmware crash occurs) and user indicates

         * disable wifi at the same time.

         * Avoid doing a disable when the current Wifi state is UNKNOWN

         * TODO: Handle driver load fail and supplicant lost as seperate states

         */

        if (mWifiState == WIFI_STATE_UNKNOWN && !enable) {

            return false;

        }



        setWifiEnabledState(enable ? WIFI_STATE_ENABLING : WIFI_STATE_DISABLING, uid);



        if (enable) {