x86, cpu, amd: Fix a shadowed variable situation

Having u32 and struct cpuinfo_x86 * by the same name is not very smart,
although it was ok in this case due to the limited scope of u32 c and it
being used only once in there.

Fix this.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: http://lkml.kernel.org/r/1389786735-16751-1-git-send-email-bp@alien8.de
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 3 insertions, 7 deletions

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 39bc78dad377..e5647ab5fc23 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -789,14 +789,10 @@ static void cpu_detect_tlb_amd(struct cpuinfo_x86 *c)
         }
 
         /* Handle DTLB 2M and 4M sizes, fall back to L1 if L2 is disabled */
-        if (!((eax >> 16) & mask)) {
-                u32 a, b, c, d;
-
-                cpuid(0x80000005, &a, &b, &c, &d);
-                tlb_lld_2m[ENTRIES] = (a >> 16) & 0xff;
-        } else {
+        if (!((eax >> 16) & mask))
+                tlb_lld_2m[ENTRIES] = (cpuid_eax(0x80000005) >> 16) & 0xff;
+        else
                 tlb_lld_2m[ENTRIES] = (eax >> 16) & mask;
-        }
 
         /* a 4M entry uses two 2M entries */
         tlb_lld_4m[ENTRIES] = tlb_lld_2m[ENTRIES] >> 1;