From 7727da22e820a96ab394db2fc0ab58f7f7ecb323 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@gmail.com>
Date: Fri, 5 Nov 2010 15:27:17 +0800
Subject: regulator: Return proper error for regulator_register()

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 9da85bc..711fa17 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2348,6 +2348,7 @@ struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
 	if (init_data->supply_regulator && init_data->supply_regulator_dev) {
 		dev_err(dev,
 			"Supply regulator specified by both name and dev\n");
+		ret = -EINVAL;
 		goto scrub;
 	}
 
@@ -2366,6 +2367,7 @@ struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
 		if (!found) {
 			dev_err(dev, "Failed to find supply %s\n",
 				init_data->supply_regulator);
+			ret = -ENODEV;
 			goto scrub;
 		}
 
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