linux-kernel - [PATCH] regulator: core: Fix return code for invalid parameters

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Date:	Fri, 20 Sep 2013 12:33:44 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Liam Girdwood <lgirdwood@...il.com>
Cc:	linux-kernel@...r.kernel.org, Mark Brown <broonie@...aro.org>
Subject: [PATCH] regulator: core: Fix return code for invalid parameters

From: Mark Brown <broonie@...aro.org>

We should be returning an error, a repeated call will never succeed.

Signed-off-by: Mark Brown <broonie@...aro.org>
---
 drivers/regulator/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 353779b..dfdec27 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1235,7 +1235,7 @@ static struct regulator *_regulator_get(struct device *dev, const char *id,
 
 	if (id == NULL) {
 		pr_err("get() with no identifier\n");
-		return regulator;
+		return ERR_PTR(-EINVAL);
 	}
 
 	if (dev)
-- 
1.8.4.rc3

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