regulator: qcom_rpm-regulator: Use devm_kmemdup to replace devm_kmalloc + memcpy

Use the helper function devm_kmemdup() rather than duplicating its
implementation, which helps to enhance code readability.

Signed-off-by: Li Zetao <lizetao1@huawei.com>
Link: https://lore.kernel.org/r/20230810114858.2103928-1-lizetao1@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/qcom_rpm-regulator.c b/drivers/regulator/qcom_rpm-regulator.c
index f95bc92..9366488 100644 (file)
--- a/drivers/regulator/qcom_rpm-regulator.c
+++ b/drivers/regulator/qcom_rpm-regulator.c
@@ -956,11 +956,10 @@ static int rpm_reg_probe(struct platform_device *pdev)
        }
 
        for (reg = match->data; reg->name; reg++) {
-               vreg = devm_kmalloc(&pdev->dev, sizeof(*vreg), GFP_KERNEL);
+               vreg = devm_kmemdup(&pdev->dev, reg->template, sizeof(*vreg), GFP_KERNEL);
                if (!vreg)
                        return -ENOMEM;
 
-               memcpy(vreg, reg->template, sizeof(*vreg));
                mutex_init(&vreg->lock);
 
                vreg->dev = &pdev->dev;