linux-kernel - [PATCH] iio: adc: rzg2l_adc: Remove unnecessary print function dev

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Message-Id: <20211105015504.39226-1-vulab@iscas.ac.cn>
Date:   Fri,  5 Nov 2021 01:55:04 +0000
From:   Xu Wang <vulab@...as.ac.cn>
To:     prabhakar.mahadev-lad.rj@...renesas.com, jic23@...nel.org,
        lars@...afoo.de
Cc:     linux-iio@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] iio: adc: rzg2l_adc: Remove unnecessary print function dev_err()

The print function dev_err() is redundant because
platform_get_irq() already prints an error.

Signed-off-by: Xu Wang <vulab@...as.ac.cn>
---
 drivers/iio/adc/rzg2l_adc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c
index 32fbf57c362f..9d5be52bd948 100644
--- a/drivers/iio/adc/rzg2l_adc.c
+++ b/drivers/iio/adc/rzg2l_adc.c
@@ -506,10 +506,8 @@ static int rzg2l_adc_probe(struct platform_device *pdev)
 	}
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "no irq resource\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	ret = devm_request_irq(dev, irq, rzg2l_adc_isr,
 			       0, dev_name(dev), adc);
-- 
2.25.1