diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 3cb3874489be70385311120b720beb21ecc21469..30d94d1d5f5f38e222b8ac7e4a869a6e0ee91b01 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -892,7 +892,6 @@ void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c)
 
 #ifdef CONFIG_SMP
 	c->phys_proc_id = (cpuid_ebx(1) >> 24) & 0xff;
-	c->cpu_index = 0;
 #endif
 }