From: Axel Lin Date: Mon, 28 Nov 2011 06:07:48 +0000 (+0800) Subject: regulator: aat2870: Remove a redundant bitwise and operation X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=a5228d2e5ea02c90581d5957cb6c4c73c191298f;p=deliverable%2Flinux.git regulator: aat2870: Remove a redundant bitwise and operation The implementation in aat2870_update() already did the bitwise and operation against mask parameter. Signed-off-by: Axel Lin Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/aat2870-regulator.c b/drivers/regulator/aat2870-regulator.c index 07e98ec6a324..5c94d95fd859 100644 --- a/drivers/regulator/aat2870-regulator.c +++ b/drivers/regulator/aat2870-regulator.c @@ -63,7 +63,7 @@ static int aat2870_ldo_set_voltage_sel(struct regulator_dev *rdev, struct aat2870_data *aat2870 = dev_get_drvdata(ri->pdev->dev.parent); return aat2870->update(aat2870, ri->voltage_addr, ri->voltage_mask, - (selector << ri->voltage_shift) & ri->voltage_mask); + selector << ri->voltage_shift); } static int aat2870_ldo_get_voltage_sel(struct regulator_dev *rdev)