Messages in this thread Patch in this message | | | Date | Thu, 12 Mar 2009 15:45:24 +0800 | From | Wu Fengguang <> | Subject | [PATCH] ACPI: pass correct parameter to acpi_processor_ffh_cstate_probe_cpu() |
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This fixes a NULL pointer dereference bug introduced by 6e911954cac.
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) {
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