Due to the potential failure of enable_irq_wake(), it would be better to
check it and return error if it fails.
Fixes: b09d633575e5 ("rtc: Introduce ti-k3-rtc")
Cc: Nishanth Menon <nm@xxxxxx>
Signed-off-by: Dhruva Gole <d-gole@xxxxxx>
---
drivers/rtc/rtc-ti-k3.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/rtc/rtc-ti-k3.c b/drivers/rtc/rtc-ti-k3.c
index ba23163cc042..ef9d7e1cf92e 100644
--- a/drivers/rtc/rtc-ti-k3.c
+++ b/drivers/rtc/rtc-ti-k3.c
@@ -630,9 +630,18 @@ MODULE_DEVICE_TABLE(of, ti_k3_rtc_of_match_table);
static int __maybe_unused ti_k3_rtc_suspend(struct device *dev)
{
struct ti_k3_rtc *priv = dev_get_drvdata(dev);
+ int error;
if (device_may_wakeup(dev))
- enable_irq_wake(priv->irq);
+ error = enable_irq_wake(priv->irq);
+
+ if (error) {
+ dev_err(dev,
+ "failed to enable irq wake on IRQ %d: %d\n",
+ priv->irq, error);
+ return error;
+ }
+
return 0;
}
--
2.25.1
