linux-kernel - [PATCH] backlight: Return proper error in l4f00242t03_probe if regulator

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Date:	Fri, 13 Jan 2012 17:00:53 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Alberto Panizzo <maramaopercheseimorto@...il.com>,
	Richard Purdie <rpurdie@...ys.net>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH] backlight: Return proper error in l4f00242t03_probe if
 regulator_get fails

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/video/backlight/l4f00242t03.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c
index fae421a..6022b67 100644
--- a/drivers/video/backlight/l4f00242t03.c
+++ b/drivers/video/backlight/l4f00242t03.c
@@ -190,6 +190,7 @@ static int __devinit l4f00242t03_probe(struct spi_device *spi)
 
 	priv->io_reg = regulator_get(&spi->dev, "vdd");
 	if (IS_ERR(priv->io_reg)) {
+		ret = PTR_ERR(priv->io_reg);
 		dev_err(&spi->dev, "%s: Unable to get the IO regulator\n",
 		       __func__);
 		goto err3;
@@ -197,6 +198,7 @@ static int __devinit l4f00242t03_probe(struct spi_device *spi)
 
 	priv->core_reg = regulator_get(&spi->dev, "vcore");
 	if (IS_ERR(priv->core_reg)) {
+		ret = PTR_ERR(priv->core_reg);
 		dev_err(&spi->dev, "%s: Unable to get the core regulator\n",
 		       __func__);
 		goto err4;
-- 
1.7.5.4



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