linux-kernel - [PATCH] generic-adc-battery: Delete an error message for a failed memory allocation in gab

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Date:   Sun, 17 Dec 2017 21:15:46 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-pm@...r.kernel.org, Sebastian Reichel <sre@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] generic-adc-battery: Delete an error message for a failed
 memory allocation in gab_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sun, 17 Dec 2017 21:10:51 +0100

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

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/power/supply/generic-adc-battery.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/power/supply/generic-adc-battery.c b/drivers/power/supply/generic-adc-battery.c
index 28dc056eaafa..bac71719091a 100644
--- a/drivers/power/supply/generic-adc-battery.c
+++ b/drivers/power/supply/generic-adc-battery.c
@@ -247,10 +247,8 @@ static int gab_probe(struct platform_device *pdev)
 	int index = 0;
 
 	adc_bat = devm_kzalloc(&pdev->dev, sizeof(*adc_bat), GFP_KERNEL);
-	if (!adc_bat) {
-		dev_err(&pdev->dev, "failed to allocate memory\n");
+	if (!adc_bat)
 		return -ENOMEM;
-	}
 
 	psy_cfg.drv_data = adc_bat;
 	psy_desc = &adc_bat->psy_desc;
-- 
2.15.1