linux-kernel - Re: [PATCH] arch:arm:plat-omap:iovmm: remove unused variable 'va'

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAMhs6YwHbFknDpOg9e_5XcB-X9qo+DXX3tAaQy5xQopepeKOxw@mail.gmail.com>
Date:	Wed, 10 Aug 2011 14:12:11 +0300
From:	Maxin B John <maxin.john@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Tony Lindgren <tony@...mide.com>,
	Russell King <linux@....linux.org.uk>,
	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] arch:arm:plat-omap:iovmm: remove unused variable 'va'

ping.

On Mon, Aug 8, 2011 at 1:15 PM, Maxin B. John <maxin.john@...il.com> wrote:
> The pointer "va" returned from "phys_to_virt(pa)" is never used in
> "sgtable_fill_kmalloc()".So,it is safe to remove this set-but-unused variable.
>
> Signed-off-by: Maxin B. John <maxin.john@...il.com>
> ---
> diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c
> index c60737c..79e7fed 100644
> --- a/arch/arm/plat-omap/iovmm.c
> +++ b/arch/arm/plat-omap/iovmm.c
> @@ -423,9 +423,6 @@ static void sgtable_fill_kmalloc(struct sg_table *sgt, u32 pa, u32 da,
>  {
>        unsigned int i;
>        struct scatterlist *sg;
> -       void *va;
> -
> -       va = phys_to_virt(pa);
>
>        for_each_sg(sgt->sgl, sg, sgt->nents, i) {
>                unsigned bytes;
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/