diff options
| author |   Fabio Estevam <fabio.estevam@freescale.com> | 2014-01-23 15:55:05 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-23 16:36:59 -0800 |
| commit | 1b3d2243d049e062d0dc53b85f0e95db67e114af (patch) | |
| tree | e0cc27d6250a53477d851ffc67f191458f76f2bc /drivers/rtc | |
| parent | drivers/rtc/rtc-mxc.c: remove unneeded label (diff) | |
| download | linux-dev-1b3d2243d049e062d0dc53b85f0e95db67e114af.tar.xz linux-dev-1b3d2243d049e062d0dc53b85f0e95db67e114af.zip | |
drivers/rtc/rtc-mxc.c: check the return value from clk_prepare_enable()
clk_prepare_enable() 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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-mxc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c index a3ed1cf935ba..419874fefa4b 100644 --- a/drivers/rtc/rtc-mxc.c +++ b/drivers/rtc/rtc-mxc.c @@ -394,7 +394,10 @@ static int mxc_rtc_probe(struct platform_device *pdev) return PTR_ERR(pdata->clk); } - clk_prepare_enable(pdata->clk); + ret = clk_prepare_enable(pdata->clk); + if (ret) + return ret; + rate = clk_get_rate(pdata->clk); if (rate == 32768) |