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backlight: ams369fg06: use devm_ functions

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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: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2012-05-29 15:07:21 -07:00 committed by Linus Torvalds
parent 91cdb23990
commit 80629efcae
1 changed files with 5 additions and 10 deletions
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15
drivers/video/backlight/ams369fg06.c
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@ -482,7 +482,7 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
struct backlight_device *bd = NULL;
struct backlight_properties props;
lcd = kzalloc(sizeof(struct ams369fg06), GFP_KERNEL);
lcd = devm_kzalloc(&spi->dev, sizeof(struct ams369fg06), GFP_KERNEL);
if (!lcd)
return -ENOMEM;
@ -492,7 +492,7 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
ret = spi_setup(spi);
if (ret < 0) {
dev_err(&spi->dev, "spi setup failed.\n");
goto out_free_lcd;
return ret;
}
lcd->spi = spi;
@ -501,15 +501,13 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
lcd->lcd_pd = spi->dev.platform_data;
if (!lcd->lcd_pd) {
dev_err(&spi->dev, "platform data is NULL\n");
goto out_free_lcd;
return -EFAULT;
}
ld = lcd_device_register("ams369fg06", &spi->dev, lcd,
&ams369fg06_lcd_ops);
if (IS_ERR(ld)) {
ret = PTR_ERR(ld);
goto out_free_lcd;
}
if (IS_ERR(ld))
return PTR_ERR(ld);
lcd->ld = ld;
@ -547,8 +545,6 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
out_lcd_unregister:
lcd_device_unregister(ld);
out_free_lcd:
kfree(lcd);
return ret;
}
@ -559,7 +555,6 @@ static int __devexit ams369fg06_remove(struct spi_device *spi)
ams369fg06_power(lcd, FB_BLANK_POWERDOWN);
backlight_device_unregister(lcd->bd);
lcd_device_unregister(lcd->ld);
kfree(lcd);
return 0;
}