* [PATCH -next] rtc: at91sam9: Fix missing spin_lock_init()
@ 2016-07-25 7:05 Wei Yongjun
2016-07-26 7:42 ` Alexandre Belloni
0 siblings, 1 reply; 2+ messages in thread
From: Wei Yongjun @ 2016-07-25 7:05 UTC (permalink / raw)
To: Alessandro Zummo, Alexandre Belloni; +Cc: Wei Yongjun, rtc-linux, linux-kernel
The driver allocates the spinlock but not initialize it.
Use spin_lock_init() on it to initialize it correctly.
This is detected by Coccinelle semantic patch.
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
---
drivers/rtc/rtc-at91sam9.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index 99732e6..7418a76 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -375,6 +375,7 @@ static int at91_rtc_probe(struct platform_device *pdev)
if (!rtc)
return -ENOMEM;
+ spin_lock_init(&rtc->lock);
rtc->irq = irq;
/* platform setup code should have handled this; sigh */
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