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-rw-r--r--arch/x86/kernel/cpu/intel_cacheinfo.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 8b4507b..1b88986 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -352,8 +352,8 @@ unsigned int __cpuinit init_intel_cacheinfo(struct cpuinfo_x86 *c)
*/
if ((num_cache_leaves == 0 || c->x86 == 15) && c->cpuid_level > 1) {
/* supports eax=2 call */
- int i, j, n;
- int regs[4];
+ int j, n;
+ unsigned int regs[4];
unsigned char *dp = (unsigned char *)regs;
int only_trace = 0;
@@ -368,7 +368,7 @@ unsigned int __cpuinit init_intel_cacheinfo(struct cpuinfo_x86 *c)
/* If bit 31 is set, this is an unknown format */
for ( j = 0 ; j < 3 ; j++ ) {
- if ( regs[j] < 0 ) regs[j] = 0;
+ if (regs[j] & (1 << 31)) regs[j] = 0;
}
/* Byte 0 is level count, not a descriptor */
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