At Fri, 13 Jun 2014 03:32:07 +0530,
Himangi Saraogi wrote:
>
> Use the function resource_size, which reduces the chance of introducing
> off-by-one errors in calculating the resource size.
>
> The semantic patch that makes this change is as follows:
>
> // <smpl>
> @@
> struct resource *res;
> @@
>
> - (res->end - res->start) + 1
> + resource_size(res)
> // </smpl>
>
> Signed-off-by: Himangi Saraogi <[email protected]>
> Acked-by: Julia Lawall <[email protected]>
This was already fixed in sound git tree.
thanks,
Takashi
> ---
> Not compile tested.
> sound/mips/au1x00.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
> index d10ef76..86583c7 100644
> --- a/sound/mips/au1x00.c
> +++ b/sound/mips/au1x00.c
> @@ -649,7 +649,7 @@ static int au1000_ac97_probe(struct platform_device *pdev)
>
> err = -EBUSY;
> au1000->ac97_res_port = request_mem_region(r->start,
> - r->end - r->start + 1, pdev->name);
> + resource_size(r), pdev->name);
> if (!au1000->ac97_res_port) {
> snd_printk(KERN_ERR "ALSA AC97: can't grab AC97 port\n");
> goto out;
> --
> 1.9.1
>
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