From: Len Brown <lenb@kernel.org>
To: Wu Fengguang <fengguang.wu@intel.com>
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>,
Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>,
Len Brown <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: Sun, 15 Mar 2009 22:59:19 -0400 (EDT) [thread overview]
Message-ID: <alpine.LFD.2.00.0903152257260.30317@localhost.localdomain> (raw)
In-Reply-To: <20090312074524.GA15992@localhost>
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?
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
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> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
next prev parent reply other threads:[~2009-03-16 2:59 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 [this message]
2009-03-16 4:43 ` Wu Fengguang
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