1 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
index f08998278a3a..c9f1fdc02830 100644
--- a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
+++ b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
@@ -390,14 +390,14 @@ static int centrino_cpu_init(struct cpufreq_policy *policy)
            enable it if not. */
         rdmsr(MSR_IA32_MISC_ENABLE, l, h);
 
-        if (!(l & (1<<16))) {
-                l |= (1<<16);
+        if (!(l & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP)) {
+                l |= MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP;
                 dprintk("trying to enable Enhanced SpeedStep (%x)\n", l);
                 wrmsr(MSR_IA32_MISC_ENABLE, l, h);
 
                 /* check to see if it stuck */
                 rdmsr(MSR_IA32_MISC_ENABLE, l, h);
-                if (!(l & (1<<16))) {
+                if (!(l & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP)) {
                         printk(KERN_INFO PFX
                                 "couldn't enable Enhanced SpeedStep\n");
                         return -ENODEV;