linux-kernel - [PATCH] wm8994-core: fix wm8994_device

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Message-Id: <1280886287.31990.1.camel@mola>
Date:	Wed, 04 Aug 2010 09:44:47 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH] wm8994-core: fix wm8994_device_init() return value

wm8994_device_init() will return 0 in the case of kzalloc fail
in current implementation.
This patch fixes the return value.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/mfd/wm8994-core.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index ec71c93..69533f5 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -326,8 +326,10 @@ static int wm8994_device_init(struct wm8994 *wm8994, unsigned long id, int irq)
 	wm8994->supplies = kzalloc(sizeof(struct regulator_bulk_data) *
 				   ARRAY_SIZE(wm8994_main_supplies),
 				   GFP_KERNEL);
-	if (!wm8994->supplies)
+	if (!wm8994->supplies) {
+		ret = -ENOMEM;
 		goto err;
+	}
 
 	for (i = 0; i < ARRAY_SIZE(wm8994_main_supplies); i++)
 		wm8994->supplies[i].supply = wm8994_main_supplies[i];
-- 
1.5.4.3



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