linux-kernel - [PATCH v2 2/3] pwm: pwm-mediatek: Allocate clk_pwms with devm_kmalloc

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <20220214140339.112500-2-angelogioacchino.delregno@collabora.com>
Date:   Mon, 14 Feb 2022 15:03:38 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     thierry.reding@...il.com
Cc:     u.kleine-koenig@...gutronix.de, lee.jones@...aro.org,
        matthias.bgg@...il.com, linux-pwm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, kernel@...labora.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Subject: [PATCH v2 2/3] pwm: pwm-mediatek: Allocate clk_pwms with devm_kmalloc_array

Switch from devm_kcalloc to devm_kmalloc_array when allocating clk_pwms,
as this structure is being filled right after allocating it, hence
there is no need to zero it out beforehand.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 drivers/pwm/pwm-mediatek.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c
index c7d5ca09a684..6b39f3d69e41 100644
--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -221,7 +221,7 @@ static int pwm_mediatek_probe(struct platform_device *pdev)
 	if (IS_ERR(pc->regs))
 		return PTR_ERR(pc->regs);
 
-	pc->clk_pwms = devm_kcalloc(&pdev->dev, pc->soc->num_pwms,
+	pc->clk_pwms = devm_kmalloc_array(&pdev->dev, pc->soc->num_pwms,
 				    sizeof(*pc->clk_pwms), GFP_KERNEL);
 	if (!pc->clk_pwms)
 		return -ENOMEM;
-- 
2.33.1