The patch titled
Subject: backlight: ld9040: use devm_ functions
has been added to the -mm tree. Its filename is
backlight-ld9040-use-devm_-functions.patch
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------------------------------------------------------
From: Jingoo Han <jg1.han@xxxxxxxxxxx>
Subject: backlight: ld9040: 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@xxxxxxxxxxx>
Cc: Donghwa Lee <dh09.lee@xxxxxxxxxxx>
Cc: Richard Purdie <rpurdie@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/video/backlight/ld9040.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff -puN drivers/video/backlight/ld9040.c~backlight-ld9040-use-devm_-functions drivers/video/backlight/ld9040.c
--- a/drivers/video/backlight/ld9040.c~backlight-ld9040-use-devm_-functions
+++ a/drivers/video/backlight/ld9040.c
@@ -707,7 +707,7 @@ static int ld9040_probe(struct spi_devic
struct backlight_device *bd = NULL;
struct backlight_properties props;
- lcd = kzalloc(sizeof(struct ld9040), GFP_KERNEL);
+ lcd = devm_kzalloc(&spi->dev, sizeof(struct ld9040), GFP_KERNEL);
if (!lcd)
return -ENOMEM;
@@ -717,7 +717,7 @@ static int ld9040_probe(struct spi_devic
ret = spi_setup(spi);
if (ret < 0) {
dev_err(&spi->dev, "spi setup failed.\n");
- goto out_free_lcd;
+ return ret;
}
lcd->spi = spi;
@@ -726,7 +726,7 @@ static int ld9040_probe(struct spi_devic
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;
}
mutex_init(&lcd->lock);
@@ -734,13 +734,13 @@ static int ld9040_probe(struct spi_devic
ret = regulator_bulk_get(lcd->dev, ARRAY_SIZE(supplies), supplies);
if (ret) {
dev_err(lcd->dev, "Failed to get regulators: %d\n", ret);
- goto out_free_lcd;
+ return ret;
}
ld = lcd_device_register("ld9040", &spi->dev, lcd, &ld9040_lcd_ops);
if (IS_ERR(ld)) {
ret = PTR_ERR(ld);
- goto out_free_lcd;
+ goto out_free_regulator;
}
lcd->ld = ld;
@@ -782,10 +782,9 @@ static int ld9040_probe(struct spi_devic
out_unregister_lcd:
lcd_device_unregister(lcd->ld);
-out_free_lcd:
+out_free_regulator:
regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
- kfree(lcd);
return ret;
}
@@ -797,7 +796,6 @@ static int __devexit ld9040_remove(struc
backlight_device_unregister(lcd->bd);
lcd_device_unregister(lcd->ld);
regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
- kfree(lcd);
return 0;
}
_
Subject: Subject: backlight: ld9040: use devm_ functions
Patches currently in -mm which might be from jg1.han@xxxxxxxxxxx are
origin.patch
linux-next.patch
backlight-adp8860-use-kstrtoul.patch
backlight-adp8870-use-kstrtoul.patch
backlight-adp5520-use-kstrtoul.patch
backlight-use-pr_warn-and-pr_debug-instead-of-printk.patch
backlight-use-pr_warn-and-pr_debug-instead-of-printk-fix.patch
backlight-apple_bl-use-pr_debug-pr_err-instead-of-printk.patch
backlight-apple_bl-use-pr_debug-pr_err-instead-of-printk-fix.patch
backlight-cr_bllcd-use-pr_err-pr_info-instead-of-printk.patch
backlight-cr_bllcd-use-pr_err-pr_info-instead-of-printk-fix.patch
backlight-generic_bl-use-pr_info-instead-of-printk.patch
backlight-generic_bl-use-pr_info-instead-of-printk-fix.patch
backlight-jornada720-use-pr_err-pr_info-instead-of-printk.patch
backlight-jornada720-use-pr_err-pr_info-instead-of-printk-fix.patch
backlight-omap1-use-pr_info-instead-of-printk.patch
backlight-omap1-use-pr_info-instead-of-printk-fix.patch
backlight-progear-use-pr_err-instead-of-printk.patch
backlight-progear-use-pr_err-instead-of-printk-fix.patch
drivers-video-backlight-l4f00242t03c-use-pr_fmt.patch
backlight-initialize-struct-backlight_properties-properly.patch
backlight-adp8860-use-devm_-functions.patch
backlight-adp8870-use-devm_-functions.patch
backlight-ams369fg06-use-devm_-functions.patch
backlight-corgi_lcd-use-devm_-functions.patch
backlight-ili9320-use-devm_-functions.patch
backlight-l4f00242t03-use-devm_-functions.patch
backlight-ld9040-use-devm_-functions.patch
backlight-lms283gf05-use-devm_-functions.patch
backlight-ltv350qv-use-devm_-functions.patch
backlight-s6e63m0-use-devm_-functions.patch
backlight-tdo24m-use-devm_-functions.patch
backlight-tosa_bl-use-devm_-functions.patch
backlight-tosa_lcd-use-devm_-functions.patch
--
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