Re: linux-next: build warning after merge of the rtc tree

[Uwe Kleine-König]

Hello,

On Mon, Jul 11, 2016 at 06:12:08PM +1000, Stephen Rothwell wrote:
> After merging the rtc tree, today's linux-next build (x86 64_allmodconfig)
> produced this warning:
> 
> drivers/rtc/rtc-isl12057.c: In function 'isl12057_rtc_read_alarm':
> drivers/rtc/rtc-isl12057.c:249:26: warning: unused variable 'alarm_secs' 
> [-Wunused-variable]
>   unsigned long rtc_secs, alarm_secs;
>                           ^
> drivers/rtc/rtc-isl12057.c:249:16: warning: unused variable 'rtc_secs' 
> [-Wunused-variable]
>   unsigned long rtc_secs, alarm_secs;
>                 ^
> drivers/rtc/rtc-isl12057.c:248:18: warning: unused variable 'rtc_tm' 
> [-Wunused-variable]
>   struct rtc_time rtc_tm, *alarm_tm = &alarm->time;
>                   ^
> 
> Introduced by commit
> 
>   4e30a585a343 ("rtc: isl12057: let the rtc core interpret the partial alarm")

Thanks for catching that. The obvious fix is:

diff --git a/drivers/rtc/rtc-isl12057.c b/drivers/rtc/rtc-isl12057.c
index e0245fc6205e..0e7f0f52bfe4 100644
--- a/drivers/rtc/rtc-isl12057.c
+++ b/drivers/rtc/rtc-isl12057.c
@@ -245,8 +245,7 @@ static int isl12057_rtc_update_alarm(struct device *dev, 
int enable)
 static int isl12057_rtc_read_alarm(struct device *dev, struct rtc_wkalrm 
*alarm)
 {
        struct isl12057_rtc_data *data = dev_get_drvdata(dev);
-       struct rtc_time rtc_tm, *alarm_tm = &alarm->time;
-       unsigned long rtc_secs, alarm_secs;
+       struct rtc_time *alarm_tm = &alarm->time;
        u8 regs[ISL12057_A1_SEC_LEN];
        unsigned int ir;
        int ret;

Alexandre: Do you fixup, or should I send a proper patch for that?

Best regards
Uwe

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