From: Marek Szyprowski <m.szyprowski@samsung.com>
Date: Tue, 13 Nov 2012 08:48:51 +0000 (+0100)
Subject: regulator: fix voltage check in regulator_is_supported_voltage()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f0f98b19e23d4426ca185e3d4ca80e6aff5ef51b;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

regulator: fix voltage check in regulator_is_supported_voltage()

regulator_is_supported_voltage() should return true only if the voltage
of fixed/constant regulator is between min_uV and max_uV.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@vger.kernel.org
---

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 5c4829cba6a6..27eb9d66f06a 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1974,7 +1974,7 @@ int regulator_is_supported_voltage(struct regulator *regulator,
 	if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE)) {
 		ret = regulator_get_voltage(regulator);
 		if (ret >= 0)
-			return (min_uV >= ret && ret <= max_uV);
+			return (min_uV <= ret && ret <= max_uV);
 		else
 			return ret;
 	}