This fixes a NULL pointer dereference bug introduced by 6e911954cac.
Signed-off-by: Wu Fengguang <fengguang.wu@xxxxxxxxx>
---
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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