Commit f072c890 authored by Jingoo Han's avatar Jingoo Han Committed by Linus Torvalds
Browse files

backlight: tosa_bl: 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: default avatarJingoo Han <jg1.han@samsung.com>
Cc: Dmitry Baryshkov <dbaryshkov@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent d073adc5

drivers/video/backlight/tosa_bl.c

+5 −6
Original line number Diff line number Diff line
@@ -82,8 +82,11 @@ static int __devinit tosa_bl_probe(struct i2c_client *client, 
		const struct i2c_device_id *id)

{

	struct backlight_properties props;

	struct tosa_bl_data *data = kzalloc(sizeof(struct tosa_bl_data), GFP_KERNEL);

	struct tosa_bl_data *data;

	int ret = 0;



	data = devm_kzalloc(&client->dev, sizeof(struct tosa_bl_data),

				GFP_KERNEL);

	if (!data)

		return -ENOMEM;
@@ -92,7 +95,7 @@ static int __devinit tosa_bl_probe(struct i2c_client *client, 
	ret = gpio_request(TOSA_GPIO_BL_C20MA, "backlight");

	if (ret) {

		dev_dbg(&data->bl->dev, "Unable to request gpio!\n");

		goto err_gpio_bl;

		return ret;

	}

	ret = gpio_direction_output(TOSA_GPIO_BL_C20MA, 0);

	if (ret)
@@ -122,8 +125,6 @@ err_reg: 
	data->bl = NULL;

err_gpio_dir:

	gpio_free(TOSA_GPIO_BL_C20MA);

err_gpio_bl:

	kfree(data);

	return ret;

}
@@ -136,8 +137,6 @@ static int __devexit tosa_bl_remove(struct i2c_client *client) 


	gpio_free(TOSA_GPIO_BL_C20MA);



	kfree(data);



	return 0;

}

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