pinctrl: qcom: sc8180x: use kcalloc() instead of kzalloc()

Use devm_kcalloc() in sc8180x_pinctrl_add_tile_resources() 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>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/20250819143935.372084-4-rongqianfeng@vivo.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/qcom/pinctrl-sc8180x.c b/drivers/pinctrl/qcom/pinctrl-sc8180x.c
index 26dd165d154348a8659720335ec16c3e5ace30ef..ae5134fdebd99548d6a9879e284d42cba192323f 100644 (file)
--- a/drivers/pinctrl/qcom/pinctrl-sc8180x.c
+++ b/drivers/pinctrl/qcom/pinctrl-sc8180x.c
@@ -1634,7 +1634,7 @@ static int sc8180x_pinctrl_add_tile_resources(struct platform_device *pdev)
                return 0;
 
        /* Allocate for new resources */
-       nres = devm_kzalloc(&pdev->dev, sizeof(*nres) * nres_num, GFP_KERNEL);
+       nres = devm_kcalloc(&pdev->dev, nres_num, sizeof(*nres), GFP_KERNEL);
        if (!nres)
                return -ENOMEM;