diff options
| author | Fabio Estevam <fabio.estevam@freescale.com> | 2013-07-08 16:00:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-09 10:33:25 -0700 |
| commit | 4e80b1880c5a31d051d1e4a7377dec0a20701c23 (patch) | |
| tree | 56c3d5d93ac4d4dfc84a06723ef214a93480b9e8 /drivers | |
| parent | 2417898b34ad3fbf2f31771c97ba87792bf97f0c (diff) | |
| download | linux-4e80b1880c5a31d051d1e4a7377dec0a20701c23.tar.gz linux-4e80b1880c5a31d051d1e4a7377dec0a20701c23.tar.xz | |
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 <fabio.estevam@freescale.com>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/rtc/rtc-stmp3xxx.c | 7 |
1 files changed, 6 insertions, 1 deletions
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, |