clk_prepare() could fail, so let's check its status and if it fails
return its error code upstream.
Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
static int coh901331_resume(struct device *dev)
{
+ int ret;
struct coh901331_port *rtap = dev_get_drvdata(dev);
- clk_prepare(rtap->clk);
+ ret = clk_prepare(rtap->clk);
+ if (ret)
+ return ret;
+
if (device_may_wakeup(dev)) {
disable_irq_wake(rtap->irq);
} else {