diff options
| author | Johan Hovold <johan@kernel.org> | 2016-11-01 11:49:56 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-11-26 09:54:53 +0100 |
| commit | 469fcbcb84d809ec05567d51f4fb664b894517e0 (patch) | |
| tree | a03190f3b5b9f3daab5406662a5f2a8540477472 /kernel | |
| parent | 680bc27065b9792373c1b7d4491bd58c03757f0d (diff) | |
PM / sleep: fix device reference leak in test_suspend
commit ceb75787bc75d0a7b88519ab8a68067ac690f55a upstream.
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 <johan@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/power/suspend_test.c | 4 |
1 files changed, 3 insertions, 1 deletions
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; |