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

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Date:   Mon, 14 Feb 2022 12:30:38 +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 2/2] 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