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authorJingoo Han <jg1.han@samsung.com>2012-05-29 15:07:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-29 16:22:31 -0700
commitc8515294a31ec63536eb1a2ba7a38797435dda4f (patch)
treea9728f32513a5131ab4ae1e1c0e47be6a6e244dd
parentf072c8900c11bc91eb3fa9287bab4ce606632be5 (diff)
backlight: tosa_lcd: use devm_ functions
The devm_ functions allocate memory that is released when a driver detaches. This patch uses devm_kzalloc of these functions. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Cc: Dmitry Baryshkov <dbaryshkov@gmail.com> Cc: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/video/backlight/tosa_lcd.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/video/backlight/tosa_lcd.c b/drivers/video/backlight/tosa_lcd.c
index 2231aec23918..47823b8efff0 100644
--- a/drivers/video/backlight/tosa_lcd.c
+++ b/drivers/video/backlight/tosa_lcd.c
@@ -174,7 +174,8 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
int ret;
struct tosa_lcd_data *data;
- data = kzalloc(sizeof(struct tosa_lcd_data), GFP_KERNEL);
+ data = devm_kzalloc(&spi->dev, sizeof(struct tosa_lcd_data),
+ GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -187,7 +188,7 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
ret = spi_setup(spi);
if (ret < 0)
- goto err_spi;
+ return ret;
data->spi = spi;
dev_set_drvdata(&spi->dev, data);
@@ -224,8 +225,6 @@ err_gpio_dir:
gpio_free(TOSA_GPIO_TG_ON);
err_gpio_tg:
dev_set_drvdata(&spi->dev, NULL);
-err_spi:
- kfree(data);
return ret;
}
@@ -242,7 +241,6 @@ static int __devexit tosa_lcd_remove(struct spi_device *spi)
gpio_free(TOSA_GPIO_TG_ON);
dev_set_drvdata(&spi->dev, NULL);
- kfree(data);
return 0;
}