diff --git a/drivers/rtc/rtc-asm9260.c b/drivers/rtc/rtc-asm9260.c
index 705470ae8428..422c2e5d83aa 100644
--- a/drivers/rtc/rtc-asm9260.c
+++ b/drivers/rtc/rtc-asm9260.c
@@ -116,15 +116,13 @@ static irqreturn_t asm9260_rtc_irq(int irq, void *dev_id)
 	u32 isr;
 	unsigned long events = 0;
 
-	rtc_lock(priv->rtc);
+	guard(rtc_ops)(priv->rtc);
 	isr = ioread32(priv->iobase + HW_CIIR);
 	if (!isr) {
-		rtc_unlock(priv->rtc);
 		return IRQ_NONE;
 	}
 
 	iowrite32(0, priv->iobase + HW_CIIR);
-	rtc_unlock(priv->rtc);
 
 	events |= RTC_AF | RTC_IRQF;