From 4e80b1880c5a31d051d1e4a7377dec0a20701c23 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 8 Jul 2013 16:00:45 -0700 Subject: drivers/rtc/rtc-stmp3xxx.c: check the return value from stmp_reset_block() stmp_reset_block() may fail, so let's check its return value and propagate it in the case of error. Signed-off-by: Fabio Estevam Acked-by: Shawn Guo Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/rtc/rtc-stmp3xxx.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/rtc/rtc-stmp3xxx.c b/drivers/rtc/rtc-stmp3xxx.c index 90a3e864b8fe..767fee2ab340 100644 --- a/drivers/rtc/rtc-stmp3xxx.c +++ b/drivers/rtc/rtc-stmp3xxx.c @@ -261,7 +261,12 @@ static int stmp3xxx_rtc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, rtc_data); - stmp_reset_block(rtc_data->io); + err = stmp_reset_block(rtc_data->io); + if (err) { + dev_err(&pdev->dev, "stmp_reset_block failed: %d\n", err); + return err; + } + writel(STMP3XXX_RTC_PERSISTENT0_ALARM_EN | STMP3XXX_RTC_PERSISTENT0_ALARM_WAKE_EN | STMP3XXX_RTC_PERSISTENT0_ALARM_WAKE, -- cgit v1.2.3-58-ga151