lkml.org 
[lkml]   [2015]   [Nov]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH] lightnvm: change max_phys_sect to ushort
From
On Thu, Nov 12, 2015 at 7:35 PM, Matias Bjørling <m@bjorling.me> wrote:
> The max_phys_sect variable is defined as a char. We do a boundary check
> to maximally allow 256 physical page descriptors per command. As we are
> not indexing from zero. This expression is always in false. Bump the
> max_phys_sect to an unsigned short to support the range check.

unsigned int?

>
> Signed-off-by: Matias Bjørling <m@bjorling.me>
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> ---
> include/linux/lightnvm.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
> index 69c9057..4b1cd3d 100644
> --- a/include/linux/lightnvm.h
> +++ b/include/linux/lightnvm.h
> @@ -220,7 +220,7 @@ struct nvm_dev_ops {
> nvm_dev_dma_alloc_fn *dev_dma_alloc;
> nvm_dev_dma_free_fn *dev_dma_free;
>
> - uint8_t max_phys_sect;
> + unsigned int max_phys_sect;

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds


\
 
 \ /
  Last update: 2015-11-12 20:01    [W:0.356 / U:0.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site