[PATCH] rtc: brcmstb-waketimer: add missed clk_disable_unprepare

[Chuhong Yuan]

This driver forgets to disable and unprepare clock when remove.
Add a call to clk_disable_unprepare to fix it.

Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
---
 drivers/rtc/rtc-brcmstb-waketimer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/rtc/rtc-brcmstb-waketimer.c b/drivers/rtc/rtc-brcmstb-waketimer.c
index 3e9800f9878a..06b2bdde584a 100644
--- a/drivers/rtc/rtc-brcmstb-waketimer.c
+++ b/drivers/rtc/rtc-brcmstb-waketimer.c
@@ -277,6 +277,8 @@ static int brcmstb_waketmr_remove(struct platform_device *pdev)
 	struct brcmstb_waketmr *timer = dev_get_drvdata(&pdev->dev);
 
 	unregister_reboot_notifier(&timer->reboot_notifier);
+	if (timer->clk)
+		clk_disable_unprepare(timer->clk);
 
 	return 0;
 }
-- 
2.23.0