[CPUFREQ] gx-suspmod.c: use boot_cpu_data instead of current_cpu_data

In preemptible kernel will report BUG: using smp_processor_id() in
preemptible, so use boot_cpu_data instead of current_cpu_data.

discussion in :
http://lkml.org/lkml/2007/7/25/32

Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
CC: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Jones <davej@redhat.com>

arch/x86/kernel/cpu/cpufreq/gx-suspmod.c

@@ -181,8 +181,8 @@ static __init struct pci_dev *gx_detect_chipset(void)
 	struct pci_dev *gx_pci = NULL;
 
 	/* check if CPU is a MediaGX or a Geode. */
-	if ((current_cpu_data.x86_vendor != X86_VENDOR_NSC) &&
-	    (current_cpu_data.x86_vendor != X86_VENDOR_CYRIX)) {
+	if ((boot_cpu_data.x86_vendor != X86_VENDOR_NSC) &&
+	    (boot_cpu_data.x86_vendor != X86_VENDOR_CYRIX)) {
 		dprintk("error: no MediaGX/Geode processor found!\n");
 		return NULL;
 	}