linux-kernel - [PATCH] regulator: vexpress: Use PTR_ERR_OR_ZERO() in vexpress_regulator

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Message-ID: <1123a2ab-48f9-f41f-cabb-9b45310cb77e@web.de>
Date:   Sat, 7 Sep 2019 13:23:08 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     linux-arm-kernel@...ts.infradead.org,
        Liam Girdwood <lgirdwood@...il.com>,
        Liviu Dudau <liviu.dudau@....com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Mark Brown <broonie@...nel.org>,
        Sudeep Holla <sudeep.holla@....com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] regulator: vexpress: Use PTR_ERR_OR_ZERO() in
 vexpress_regulator_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sat, 7 Sep 2019 13:07:22 +0200

Simplify this function implementation by using a known function.

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 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 1235f46e633e..5d39663efcaa 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[] = {
--
2.23.0