linux-kernel - [PATCH] regulator: tps62360: Remove pointless test for unsigned less than zero

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Date:	Tue, 07 Feb 2012 11:06:20 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Laxman Dewangan <ldewangan@...dia.com>, Liam Girdwood <lrg@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH] regulator: tps62360: Remove pointless test for unsigned
 less than zero

The variable 'selector' is a 'unsigned int', so it can never be less than zero.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/regulator/tps62360-regulator.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/regulator/tps62360-regulator.c b/drivers/regulator/tps62360-regulator.c
index f778ef0..e2ec730 100644
--- a/drivers/regulator/tps62360-regulator.c
+++ b/drivers/regulator/tps62360-regulator.c
@@ -191,7 +191,7 @@ static int tps62360_dcdc_list_voltage(struct regulator_dev *dev,
 {
 	struct tps62360_chip *tps = rdev_get_drvdata(dev);
 
-	if ((selector < 0) || (selector >= tps->desc.n_voltages))
+	if (selector >= tps->desc.n_voltages)
 		return -EINVAL;
 	return (tps->voltage_base + selector * 10) * 1000;
 }
-- 
1.7.5.4



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