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Subject[PATCH] Fix warning in powernow-k8.c
Fix this warning:
powernow-k8.c: In function ‘query_current_values_with_pending_wait’:
powernow-k8.c:110: warning: ‘hi’ may be used uninitialized in this function

Signed-off-by: Brian Gerst <bgerst@didntduck.org>
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -110,14 +110,13 @@ static int query_current_values_with_pen
u32 lo, hi;
u32 i = 0;

- lo = MSR_S_LO_CHANGE_PENDING;
- while (lo & MSR_S_LO_CHANGE_PENDING) {
+ do {
if (i++ > 0x1000000) {
printk(KERN_ERR PFX "detected change pending stuck\n");
return 1;
}
rdmsr(MSR_FIDVID_STATUS, lo, hi);
- }
+ } while (lo & MSR_S_LO_CHANGE_PENDING);

data->currvid = hi & MSR_S_HI_CURRENT_VID;
data->currfid = lo & MSR_S_LO_CURRENT_FID;
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