[PATCH] soundwire: cadence: Remove ret variable from sdw_cdns_irq()

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From: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>

The ret is not used in the interrupt handler, it is just returned without
any condition or change.
We can return the IRQ_HANDLED directly.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@xxxxxxxxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Rander Wang <rander.wang@xxxxxxxxx>
Signed-off-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
---
 drivers/soundwire/cadence_master.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index 25950422b085..9a9b6110e763 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -822,7 +822,6 @@ irqreturn_t sdw_cdns_irq(int irq, void *dev_id)
 {
 	struct sdw_cdns *cdns = dev_id;
 	u32 int_status;
-	int ret = IRQ_HANDLED;
 
 	/* Check if the link is up */
 	if (!cdns->link_up)
@@ -900,7 +899,7 @@ irqreturn_t sdw_cdns_irq(int irq, void *dev_id)
 	}
 
 	cdns_writel(cdns, CDNS_MCP_INTSTAT, int_status);
-	return ret;
+	return IRQ_HANDLED;
 }
 EXPORT_SYMBOL(sdw_cdns_irq);
 
-- 
2.17.1




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