lkml.org 
[lkml]   [2019]   [Dec]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] rtc: stm32: add missed clk_disable_unprepare in error path of resume
Date
The resume() forgets to call clk_disable_unprepare() when failed.
Add the missed call to fix it.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
---
drivers/rtc/rtc-stm32.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-stm32.c b/drivers/rtc/rtc-stm32.c
index 781cabb2afca..d774aa18f57a 100644
--- a/drivers/rtc/rtc-stm32.c
+++ b/drivers/rtc/rtc-stm32.c
@@ -897,8 +897,11 @@ static int stm32_rtc_resume(struct device *dev)
}

ret = stm32_rtc_wait_sync(rtc);
- if (ret < 0)
+ if (ret < 0) {
+ if (rtc->data->has_pclk)
+ clk_disable_unprepare(rtc->pclk);
return ret;
+ }

if (device_may_wakeup(dev))
return disable_irq_wake(rtc->irq_alarm);
--
2.24.0
\
 
 \ /
  Last update: 2019-12-05 17:07    [W:1.117 / U:0.004 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site