linux-kernel - [PATCH 1/2] regulator: ab8500-ext: Make the return type of ab8500_ext_regulator

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Message-ID: <1365653058.17060.0.camel@phoenix>
Date:	Thu, 11 Apr 2013 12:04:18 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	Bengt Jonsson <bengt.g.jonsson@...ricsson.com>,
	Lee Jones <lee.jones@...aro.org>,
	Yvan FILLION <yvan.fillion@...ricsson.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] regulator: ab8500-ext: Make the return type of
 ab8500_ext_regulator_exit() void

ab8500_ext_regulator_exit() never fails.

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/ab8500-ext.c   |    4 +---
 drivers/regulator/ab8500.c       |    9 +++------
 include/linux/regulator/ab8500.h |    2 +-
 3 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/regulator/ab8500-ext.c b/drivers/regulator/ab8500-ext.c
index dd582be..861ab04 100644
--- a/drivers/regulator/ab8500-ext.c
+++ b/drivers/regulator/ab8500-ext.c
@@ -385,7 +385,7 @@ int ab8500_ext_regulator_init(struct platform_device *pdev)
 	return 0;
 }
 
-int ab8500_ext_regulator_exit(struct platform_device *pdev)
+void ab8500_ext_regulator_exit(struct platform_device *pdev)
 {
 	int i;
 
@@ -398,8 +398,6 @@ int ab8500_ext_regulator_exit(struct platform_device *pdev)
 
 		regulator_unregister(info->rdev);
 	}
-
-	return 0;
 }
 
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index 9ebd131..c200f8b 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -3194,12 +3194,9 @@ static int ab8500_regulator_remove(struct platform_device *pdev)
 		regulator_unregister(info->regulator);
 	}
 
-	if (!is_ab8505(ab8500)) {
-		/* remove external regulators (after Vaux1, 2 and 3) */
-		err = ab8500_ext_regulator_exit(pdev);
-		if (err)
-			return err;
-	}
+	/* remove external regulators (after Vaux1, 2 and 3) */
+	if (!is_ab8505(ab8500))
+		ab8500_ext_regulator_exit(pdev);
 
 	/* remove regulator debug */
 	err = ab8500_regulator_debug_exit(pdev);
diff --git a/include/linux/regulator/ab8500.h b/include/linux/regulator/ab8500.h
index 90b8b5a..7c5ff0c 100644
--- a/include/linux/regulator/ab8500.h
+++ b/include/linux/regulator/ab8500.h
@@ -338,6 +338,6 @@ static inline int ab8500_regulator_debug_exit(struct platform_device *pdev)
 
 /* AB8500 external regulator functions. */
 int ab8500_ext_regulator_init(struct platform_device *pdev);
-int ab8500_ext_regulator_exit(struct platform_device *pdev);
+void ab8500_ext_regulator_exit(struct platform_device *pdev);
 
 #endif
-- 
1.7.10.4



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