linux-kernel - [PATCH RFT 1/2] regulator: mc13xxx: Fix voltage checking for mc13xxx_fixed_regulator_set

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Message-ID: <1339141174.16616.2.camel@phoenix>
Date:	Fri, 08 Jun 2012 15:39:34 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Yong Shen <yong.shen@...aro.org>,
	Fabio Estevam <fabio.estevam@...escale.com>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Arnaud Patard <arnaud.patard@...-net.org>,
	Liam Girdwood <lrg@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH RFT 1/2] regulator: mc13xxx: Fix voltage checking for
 mc13xxx_fixed_regulator_set_voltage

The voltage range checking should be to ensure mc13xxx_regulators[id].voltages[0]
falls with min_uV and max_uV.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/regulator/mc13xxx-regulator-core.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c
index 4fa9704..3e19171 100644
--- a/drivers/regulator/mc13xxx-regulator-core.c
+++ b/drivers/regulator/mc13xxx-regulator-core.c
@@ -158,8 +158,8 @@ int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev, int min_uV,
 	dev_dbg(rdev_get_dev(rdev), "%s id: %d min_uV: %d max_uV: %d\n",
 		__func__, id, min_uV, max_uV);
 
-	if (min_uV >= mc13xxx_regulators[id].voltages[0] &&
-	    max_uV <= mc13xxx_regulators[id].voltages[0])
+	if (min_uV <= mc13xxx_regulators[id].voltages[0] &&
+	    mc13xxx_regulators[id].voltages[0] <= max_uV)
 		return 0;
 	else
 		return -EINVAL;
-- 
1.7.9.5



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