linux-kernel - [PATCH] pwm-puv3: Delete an error message for a failed memory allocation in pwm

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 15 Dec 2017 18:33:49 +0100
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
Subject: [PATCH] pwm-puv3: Delete an error message for a failed memory
 allocation in pwm_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Fri, 15 Dec 2017 18:29:49 +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/pwm/pwm-puv3.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/pwm/pwm-puv3.c b/drivers/pwm/pwm-puv3.c
index ed6007b27585..754fd9a98f6b 100644
--- a/drivers/pwm/pwm-puv3.c
+++ b/drivers/pwm/pwm-puv3.c
@@ -107,10 +107,8 @@ static int pwm_probe(struct platform_device *pdev)
 	int ret;
 
 	puv3 = devm_kzalloc(&pdev->dev, sizeof(*puv3), GFP_KERNEL);
-	if (puv3 == NULL) {
-		dev_err(&pdev->dev, "failed to allocate memory\n");
+	if (!puv3)
 		return -ENOMEM;
-	}
 
 	puv3->clk = devm_clk_get(&pdev->dev, "OST_CLK");
 	if (IS_ERR(puv3->clk))
-- 
2.15.1