linux-kernel - [PATCH] regulator: tps80031: Use IS_ERR to check return value of regulator

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Message-ID: <1359120581.12504.2.camel@phoenix>
Date:	Fri, 25 Jan 2013 21:29:41 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	Laxman Dewangan <ldewangan@...dia.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] regulator: tps80031: Use IS_ERR to check return value of
 regulator_register()

regulator_register() does not return NULL, it returns ERR_PTR on error.

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/tps80031-regulator.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c
index b15d711..9019d0e 100644
--- a/drivers/regulator/tps80031-regulator.c
+++ b/drivers/regulator/tps80031-regulator.c
@@ -728,7 +728,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
 			}
 		}
 		rdev = regulator_register(&ri->rinfo->desc, &config);
-		if (IS_ERR_OR_NULL(rdev)) {
+		if (IS_ERR(rdev)) {
 			dev_err(&pdev->dev,
 				"register regulator failed %s\n",
 					ri->rinfo->desc.name);
-- 
1.7.9.5



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