From: Borislav Petkov <bp@alien8.de>
To: Shuah Khan <shuahkhan@gmail.com>
Cc: mingo@redhat.com, hpa@zytor.com, tglx@linutronix.de,
tigran@aivazian.fsnet.co.uk,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH RESEND] x86: kernel/microcode_core.c simple_strtoul cleanup
Date: Mon, 7 May 2012 12:49:43 +0200 [thread overview]
Message-ID: <20120507104943.GA3896@x1.osrc.amd.com> (raw)
In-Reply-To: <1336324264.2897.9.camel@lorien2>
On Sun, May 06, 2012 at 11:11:04AM -0600, Shuah Khan wrote:
> Change reload_for_cpu() in kernel/microcode_core.c to call kstrtoul()
> instead of calling obsoleted simple_strtoul().
>
> Signed-off-by: Shuah Khan <shuahkhan@gmail.com>
Ok, much better, thanks.
@Ingo: I'll pick this one up unless you want to do that :-).
> ---
> arch/x86/kernel/microcode_core.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
> index c9bda6d..fbdfc69 100644
> --- a/arch/x86/kernel/microcode_core.c
> +++ b/arch/x86/kernel/microcode_core.c
> @@ -299,12 +299,11 @@ static ssize_t reload_store(struct device *dev,
> {
> unsigned long val;
> int cpu = dev->id;
> - int ret = 0;
> - char *end;
> + ssize_t ret = 0;
>
> - val = simple_strtoul(buf, &end, 0);
> - if (end == buf)
> - return -EINVAL;
> + ret = kstrtoul(buf, 0, &val);
> + if (ret)
> + return ret;
>
> if (val == 1) {
> get_online_cpus();
> --
> 1.7.9.5
--
Regards/Gruss,
Boris.
next prev parent reply other threads:[~2012-05-07 10:49 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-06 17:11 [PATCH RESEND] x86: kernel/microcode_core.c simple_strtoul cleanup Shuah Khan
2012-05-07 10:49 ` Borislav Petkov [this message]
2012-05-07 18:35 ` H. Peter Anvin
2012-05-07 21:16 ` Borislav Petkov
2012-05-08 1:23 ` Henrique de Moraes Holschuh
2012-05-08 4:00 ` Ingo Molnar
2012-05-08 20:42 ` Shuah Khan
2012-05-09 7:00 ` Borislav Petkov
2012-05-07 20:49 ` [tip:x86/microcode] x86, microcode: microcode_core. c " tip-bot for Shuah Khan
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