regulator: vexpress: Use PTR_ERR_OR_ZERO() to simplify code

Fixes coccicheck warning:

drivers/regulator/vexpress-regulator.c:78:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/1574074762-34629-1-git-send-email-zhengbin13@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/vexpress-regulator.c b/drivers/regulator/vexpress-regulator.c
index 1235f46e633eff2487286ffee82534eaf729b127..5d39663efcaad1d86fd4d83f9b0f3c2d12381d47 100644 (file)
--- a/drivers/regulator/vexpress-regulator.c
+++ b/drivers/regulator/vexpress-regulator.c
@@ -75,10 +75,7 @@ static int vexpress_regulator_probe(struct platform_device *pdev)
        config.of_node = pdev->dev.of_node;
 
        rdev = devm_regulator_register(&pdev->dev, desc, &config);
-       if (IS_ERR(rdev))
-               return PTR_ERR(rdev);
-
-       return 0;
+       return PTR_ERR_OR_ZERO(rdev);
 }
 
 static const struct of_device_id vexpress_regulator_of_match[] = {