From e669d42fc1dd792d21d2d5d97c124dc0f6d147ea Mon Sep 17 00:00:00 2001
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Sun, 13 May 2012 18:35:56 +0100
Subject: [PATCH] regulator: core: Release regulator-regulator supplies on
 error

commit e81dba85c6388dfabcb76cbc2b8bd02836a53ae5 upstream.

If we fail while registering a regulator make sure we release the supply
for the regulator if there is one.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 drivers/regulator/core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 938398f3e869..6ec610c3b724 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2765,6 +2765,8 @@ unset_supplies:
 	unset_regulator_supplies(rdev);
 
 scrub:
+	if (rdev->supply)
+		regulator_put(rdev->supply);
 	kfree(rdev->constraints);
 	device_unregister(&rdev->dev);
 	/* device core frees rdev */
-- 
2.39.2