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pinctrl: pinctrl-zynqmp: use kcalloc() instead of kzalloc()

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Use devm_kcalloc() in versal_pinctrl_prepare_pin_desc() to gain built-in
overflow protection, making memory allocation safer when calculating
allocation size compared to explicit multiplication.

Signed-off-by: Qianfeng Rong <rongqianfeng@vivo.com>
Acked-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/20250819143935.372084-3-rongqianfeng@vivo.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Qianfeng Rong 2025-08-19 22:39:33 +08:00 • committed by Linus Walleij
parent 2092b3b278
commit ae666486ee
1 changed files with 1 additions and 1 deletions
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2
drivers/pinctrl/pinctrl-zynqmp.c
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@ -919,7 +919,7 @@ static int versal_pinctrl_prepare_pin_desc(struct device *dev,
if (ret)
return ret;
pins = devm_kzalloc(dev, sizeof(*pins) * *npins, GFP_KERNEL);
pins = devm_kcalloc(dev, *npins, sizeof(*pins), GFP_KERNEL);
if (!pins)
return -ENOMEM;