rtc: k3: handle errors while enabling wake irq

[ Upstream commit d31d7300ebc0c43021ec48c0e6a3a427386f4617 ]

Due to the potential failure of enable_irq_wake(), it would be better to
return error if it fails.

Fixes: b09d633575e5 ("rtc: Introduce ti-k3-rtc")
Cc: Nishanth Menon <nm@ti.com>
Signed-off-by: Dhruva Gole <d-gole@ti.com>
Link: https://lore.kernel.org/r/20230323085904.957999-1-d-gole@ti.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/rtc/rtc-ti-k3.c b/drivers/rtc/rtc-ti-k3.c
index ba23163..0d90fe9 100644 (file)
--- a/drivers/rtc/rtc-ti-k3.c
+++ b/drivers/rtc/rtc-ti-k3.c
@@ -632,7 +632,8 @@ static int __maybe_unused ti_k3_rtc_suspend(struct device *dev)
        struct ti_k3_rtc *priv = dev_get_drvdata(dev);
 
        if (device_may_wakeup(dev))
-               enable_irq_wake(priv->irq);
+               return enable_irq_wake(priv->irq);
+
        return 0;
 }