On 07/31/2012 01:54 PM, Damien Cassou wrote:
> From: Damien Cassou <damien.cassou@xxxxxxx>
>
> The various devm_ functions allocate memory that is released when a driver
> detaches. This patch uses these functions for data that is allocated in
> the probe function of a platform device and is only freed in the remove
> function.
>
> Signed-off-by: Damien Cassou <damien.cassou@xxxxxxx>
Applied.
Thanks,
Florian Tobias Schandinat
>
> ---
> drivers/video/cobalt_lcdfb.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/video/cobalt_lcdfb.c b/drivers/video/cobalt_lcdfb.c
> index eae46f6..01a4ee7 100644
> --- a/drivers/video/cobalt_lcdfb.c
> +++ b/drivers/video/cobalt_lcdfb.c
> @@ -348,7 +348,8 @@ static int __devinit cobalt_lcdfb_probe(struct platform_device *dev)
> }
>
> info->screen_size = resource_size(res);
> - info->screen_base = ioremap(res->start, info->screen_size);
> + info->screen_base = devm_ioremap(&dev->dev, res->start,
> + info->screen_size);
> info->fbops = &cobalt_lcd_fbops;
> info->fix = cobalt_lcdfb_fix;
> info->fix.smem_start = res->start;
> @@ -359,7 +360,6 @@ static int __devinit cobalt_lcdfb_probe(struct platform_device *dev)
>
> retval = register_framebuffer(info);
> if (retval < 0) {
> - iounmap(info->screen_base);
> framebuffer_release(info);
> return retval;
> }
> @@ -380,7 +380,6 @@ static int __devexit cobalt_lcdfb_remove(struct platform_device *dev)
>
> info = platform_get_drvdata(dev);
> if (info) {
> - iounmap(info->screen_base);
> unregister_framebuffer(info);
> framebuffer_release(info);
> }
>
>
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