On Tue 2016-11-01 11:49:56, Johan Hovold wrote:
> Make sure to drop the reference taken by class_find_device() after
> opening the rtc device.
>
> Fixes: 77437fd4e61f ("pm: boot time suspend selftest")
> Signed-off-by: Johan Hovold <jo...@kernel.org>
Acked-by: Pavel Machek <pa...@ucw.cz>
> ---
> kernel/power/suspend_test.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/kernel/power/suspend_test.c b/kernel/power/suspend_test.c
> index 084452e34a12..bdff5ed57f10 100644
> --- a/kernel/power/suspend_test.c
> +++ b/kernel/power/suspend_test.c
> @@ -203,8 +203,10 @@ static int __init test_suspend(void)
>
> /* RTCs have initialized by now too ... can we use one? */
> dev = class_find_device(rtc_class, NULL, NULL, has_wakealarm);
> - if (dev)
> + if (dev) {
> rtc = rtc_class_open(dev_name(dev));
> + put_device(dev);
> + }
> if (!rtc) {
> printk(warn_no_rtc);
> return 0;
--
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