[MIPS] Oprofile: Fix MIPSxx counter number detection.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c
index ebce715..1fb240c 100644
--- a/arch/mips/oprofile/op_model_mipsxx.c
+++ b/arch/mips/oprofile/op_model_mipsxx.c
@@ -220,7 +220,7 @@
 {
 	int counters = __n_counters();
 
-#ifndef CONFIG_SMP
+#ifdef CONFIG_MIPS_MT_SMP
 	if (current_cpu_data.cputype == CPU_34K)
 		return counters >> 1;
 #endif