From: Axel Lin <axel.lin@gmail.com>
Date: Fri, 13 Apr 2012 13:35:05 +0000 (+0800)
Subject: regulator: core: Fix getting input_uV when supplied by another regulator
X-Git-Tag: v3.5-rc1~177^2~58^2~3
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=3f24f5ada638dd07705bd83ebcc80044d587f374;p=~emulex%2Finfiniband.git

regulator: core: Fix getting input_uV when supplied by another regulator

When supplied by another regulator, returns the supply regulator's output
voltage for inpu_uV.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index d4d34cbd34d..713981b52f2 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -649,7 +649,7 @@ static void drms_uA_update(struct regulator_dev *rdev)
 	/* get input voltage */
 	input_uV = 0;
 	if (rdev->supply)
-		input_uV = _regulator_get_voltage(rdev);
+		input_uV = regulator_get_voltage(rdev->supply);
 	if (input_uV <= 0)
 		input_uV = rdev->constraints->input_uV;
 	if (input_uV <= 0)