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soc/rockchip: fix WARNING on system monitor to cancel work

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------------[ cut here ]------------
 WARNING: CPU: 7 PID: 1 at kernel/workqueue.c:2944 __flush_work+0x274/0x294
 Modules linked in:
 CPU: 7 PID: 1 Comm: init Not tainted 4.19.111 #542
 Hardware name: Rockchip rk3368 808 evb board (DT)
 pstate: 60400005 (nZCv daif +PAN -UAO)
 pc : __flush_work+0x274/0x294
 lr : __flush_work+0x270/0x294
 ...
 Call trace:
  __flush_work+0x274/0x294
  __cancel_work_timer+0x110/0x1a0
  cancel_delayed_work_sync+0x10/0x1c
  rockchip_monitor_reboot_notifier+0x78/0x84
  blocking_notifier_call_chain+0x54/0x98
  kernel_power_off+0x20/0xf8

Change-Id: Ia666a2901a1ce1d66b231e6615205e6e83f3093c
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu
2020-04-22 14:34:38 +08:00
committed by Tao Huang
parent d1c98f264d
commit d74d826a4b
1 changed files with 2 additions and 1 deletions
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3
drivers/soc/rockchip/rockchip_system_monitor.c
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@@ -1393,7 +1393,8 @@ static int rockchip_monitor_reboot_notifier(struct notifier_block *nb,
unsigned long action, void *ptr)
{
rockchip_set_system_status(SYS_STATUS_REBOOT);
cancel_delayed_work_sync(&system_monitor->thermal_work);
if (system_monitor->tz)
cancel_delayed_work_sync(&system_monitor->thermal_work);
return NOTIFY_OK;
}