linux-kernel - [PATCH] regulator: vexpress: Use PTR_ERR_OR

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Date:   Mon, 18 Nov 2019 18:59:22 +0800
From:   zhengbin <zhengbin13@...wei.com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>, <liviu.dudau@....com>,
        <sudeep.holla@....com>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     <zhengbin13@...wei.com>
Subject: [PATCH] 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@...wei.com>
Signed-off-by: zhengbin <zhengbin13@...wei.com>
---
 drivers/regulator/vexpress-regulator.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/regulator/vexpress-regulator.c b/drivers/regulator/vexpress-regulator.c
index 1235f46..5d39663 100644
--- 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[] = {
--
2.7.4