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authorJingoo Han <jg1.han@samsung.com>2012-05-30 00:07:22 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-30 01:22:30 +0200
commit9828eb09bf5a450bd40a6931a751a122a4c66e2b (patch)
tree000650dd637be1042773e27cd643c126fd2536f9 /drivers
parentbacklight: corgi_lcd: use devm_ functions (diff)
downloadlinux-9828eb09bf5a450bd40a6931a751a122a4c66e2b.tar.xz
linux-9828eb09bf5a450bd40a6931a751a122a4c66e2b.zip
backlight: ili9320: 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: Ben Dooks <ben-linux@fluff.org> Cc: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/backlight/ili9320.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/video/backlight/ili9320.c b/drivers/video/backlight/ili9320.c
index 5118a9f029ab..6c9399341bcf 100644
--- a/drivers/video/backlight/ili9320.c
+++ b/drivers/video/backlight/ili9320.c
@@ -220,7 +220,7 @@ int __devinit ili9320_probe_spi(struct spi_device *spi,
/* allocate and initialse our state */
- ili = kzalloc(sizeof(struct ili9320), GFP_KERNEL);
+ ili = devm_kzalloc(&spi->dev, sizeof(struct ili9320), GFP_KERNEL);
if (ili == NULL) {
dev_err(dev, "no memory for device\n");
return -ENOMEM;
@@ -240,8 +240,7 @@ int __devinit ili9320_probe_spi(struct spi_device *spi,
lcd = lcd_device_register("ili9320", dev, ili, &ili9320_ops);
if (IS_ERR(lcd)) {
dev_err(dev, "failed to register lcd device\n");
- ret = PTR_ERR(lcd);
- goto err_free;
+ return PTR_ERR(lcd);
}
ili->lcd = lcd;
@@ -259,9 +258,6 @@ int __devinit ili9320_probe_spi(struct spi_device *spi,
err_unregister:
lcd_device_unregister(lcd);
- err_free:
- kfree(ili);
-
return ret;
}
@@ -272,7 +268,6 @@ int __devexit ili9320_remove(struct ili9320 *ili)
ili9320_power(ili, FB_BLANK_POWERDOWN);
lcd_device_unregister(ili->lcd);
- kfree(ili);
return 0;
}