linux-kernel - [PATCH] pwm-bfin: Delete an error message for a failed memory allocation in bfin_pwm

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Date:   Tue, 16 May 2017 11:46:37 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-pwm@...r.kernel.org,
        Thierry Reding <thierry.reding@...il.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>
Subject: [PATCH] pwm-bfin: Delete an error message for a failed memory
 allocation in bfin_pwm_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Tue, 16 May 2017 11:40:09 +0200

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/pwm/pwm-bfin.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/pwm/pwm-bfin.c b/drivers/pwm/pwm-bfin.c
index d2ed0a2a18e8..a9a88137f2cb 100644
--- a/drivers/pwm/pwm-bfin.c
+++ b/drivers/pwm/pwm-bfin.c
@@ -118,10 +118,8 @@ static int bfin_pwm_probe(struct platform_device *pdev)
 	int ret;
 
 	pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL);
-	if (!pwm) {
-		dev_err(&pdev->dev, "failed to allocate memory\n");
+	if (!pwm)
 		return -ENOMEM;
-	}
 
 	platform_set_drvdata(pdev, pwm);
 
-- 
2.13.0