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Commit 8cfaaa81 authored by Pali Rohár's avatar Pali Rohár Committed by Anton Vorontsov
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bq27x00_battery: Fix OOPS caused by unregistring bq27x00 driver 



* power_supply_unregister call bq27x00_battery_get_property which
  call bq27x00_battery_poll
* make sure that bq27x00_battery_poll will not call
  schedule_delayed_work again after unregister (which cause OOPS)

Signed-off-by: default avatarPali Rohár <pali.rohar@gmail.com>
Signed-off-by: default avatarAnton Vorontsov <cbouatmailru@gmail.com>
parent c6cd4f26

drivers/power/bq27x00_battery.c

+8 −0
Original line number Diff line number Diff line
@@ -598,6 +598,14 @@ static int bq27x00_powersupply_init(struct bq27x00_device_info *di) 


static void bq27x00_powersupply_unregister(struct bq27x00_device_info *di)

{

	/*

	 * power_supply_unregister call bq27x00_battery_get_property which

	 * call bq27x00_battery_poll.

	 * Make sure that bq27x00_battery_poll will not call

	 * schedule_delayed_work again after unregister (which cause OOPS).

	 */

	poll_interval = 0;



	cancel_delayed_work_sync(&di->work);



	power_supply_unregister(&di->bat);