From 28d4c2d413962f7e033d7858823c749a10db838a Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Sat, 21 Jul 2012 10:54:47 +1000 Subject: [PATCH] drivers/video/backlight/atmel-pwm-bl.c: 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 Acked-by: Hans-Christian Egtvedt Cc: Richard Purdie Signed-off-by: Andrew Morton --- drivers/video/backlight/atmel-pwm-bl.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c index 0443a4f71858..cd64073d3f53 100644 --- a/drivers/video/backlight/atmel-pwm-bl.c +++ b/drivers/video/backlight/atmel-pwm-bl.c @@ -127,7 +127,8 @@ static int atmel_pwm_bl_probe(struct platform_device *pdev) struct atmel_pwm_bl *pwmbl; int retval; - pwmbl = kzalloc(sizeof(struct atmel_pwm_bl), GFP_KERNEL); + pwmbl = devm_kzalloc(&pdev->dev, sizeof(struct atmel_pwm_bl), + GFP_KERNEL); if (!pwmbl) return -ENOMEM; @@ -202,7 +203,6 @@ err_free_gpio: err_free_pwm: pwm_channel_free(&pwmbl->pwmc); err_free_mem: - kfree(pwmbl); return retval; } @@ -218,7 +218,6 @@ static int __exit atmel_pwm_bl_remove(struct platform_device *pdev) pwm_channel_free(&pwmbl->pwmc); backlight_device_unregister(pwmbl->bldev); platform_set_drvdata(pdev, NULL); - kfree(pwmbl); return 0; } -- 2.39.5