netdev - Re: [PATCH 2/2] sh_eth: check TSU registers ioremap() error

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: <CAOJe8K2aoQLi0B4SaHEv0GPMe2g0YvuRQc1vwBZhLVJPZLsYCQ@mail.gmail.com>
Date:	Wed, 20 Mar 2013 22:20:35 +0400
From:	Denis Kirjanov <kda@...ux-powerpc.org>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	nobuhiro.iwamatsu.yj@...esas.com
Subject: Re: [PATCH 2/2] sh_eth: check TSU registers ioremap() error

It doesn't make sense to worry about branch misprediction during probe() :)

On 3/20/13, Sergei Shtylyov <sergei.shtylyov@...entembedded.com> wrote:
> On 03/20/2013 10:04 PM, Sergei Shtylyov wrote:
>
>>
>>>
>>>> One must check the result of ioremap() -- in this case it prevents
>>>> potential
>>>> kernel oops when initializing TSU registers further on...
>>>>
>>>> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
>>> Applied and queued up for -stable.
>>
>>    Thanks. However, do you really think it's needed in stable? It's
>> only error path, after all...
>
>     I forgot to add "unlikely" to the "error path". I usually don't mark
> such patches for stable, when I'm not in a hurry. :-)
>
> WBR, Sergei
>
> --
> To unsubscribe from this list: send the line "unsubscribe netdev" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html