Messages in this thread Patch in this message | | | From | Pali Rohár <> | Subject | [PATCH 9/9] bq27x00: Fix OOPS caused by unregistring bq27x00 driver | Date | Tue, 1 Nov 2011 01:43:11 +0100 |
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* 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: Pali Rohár <pali.rohar@gmail.com> --- drivers/power/bq27x00_battery.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c index 15ecd42..29ce907 100644 --- a/drivers/power/bq27x00_battery.c +++ b/drivers/power/bq27x00_battery.c @@ -722,6 +722,10 @@ 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); bq27x00_battery_reg_exit(di); -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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