From: Wu Fengguang <fengguang.wu@intel.com>
To: Len Brown <lenb@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Rusty Russell <rusty@rustcorp.com.au>,
Ingo Molnar <mingo@elte.hu>,
"Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>,
"Brown, Len" <len.brown@intel.com>,
"Zhao, Yakui" <yakui.zhao@intel.com>
Subject: Re: [PATCH] ACPI: pass correct parameter to acpi_processor_ffh_cstate_probe_cpu()
Date: Mon, 16 Mar 2009 12:43:37 +0800 [thread overview]
Message-ID: <20090316044337.GD7903@localhost> (raw)
In-Reply-To: <alpine.LFD.2.00.0903152257260.30317@localhost.localdomain>
On Mon, Mar 16, 2009 at 10:59:19AM +0800, Len Brown wrote:
> On Thu, 12 Mar 2009, Wu Fengguang wrote:
>
> > This fixes a NULL pointer dereference bug introduced by 6e911954cac.
>
> What tree is this patch on top of?
It's for 2.6.29-rc7-next-20090311. Already fixed in other trees?
Thanks,
Fengguang
> thanks,
> -Len Brown
> Intel Open Source Technology Center
>
> > Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
> > ---
> > diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
> > index 6626e8c..b866b87 100644
> > --- a/arch/x86/kernel/acpi/cstate.c
> > +++ b/arch/x86/kernel/acpi/cstate.c
> > @@ -137,7 +137,7 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu,
> > /* Run acpi_processor_ffh_cstate_probe_cpu() on the target CPU */
> >
> > retval = smp_call_function_single(cpu,
> > - acpi_processor_ffh_cstate_probe_cpu, cx, 1);
> > + acpi_processor_ffh_cstate_probe_cpu, &cxcc, 1);
> > if (retval == 0) {
> > retval = cxcc.retval;
> > if (retval == 0) {
> > --
> > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> >
prev parent reply other threads:[~2009-03-16 4:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-12 7:45 [PATCH] ACPI: pass correct parameter to acpi_processor_ffh_cstate_probe_cpu() Wu Fengguang
2009-03-16 2:59 ` Len Brown
2009-03-16 4:43 ` Wu Fengguang [this message]
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