diff --git a/kvm-all.c b/kvm-all.c
index 11034df27f60c7799bbbc47287a4dd10e74ba7d8..9fb295ce6358868a967ebc28ab0179e712eda63a 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -654,9 +654,9 @@ int kvm_vcpu_ioctl(CPUState *env, int type, ...)
 
 int kvm_has_sync_mmu(void)
 {
+#ifdef KVM_CAP_SYNC_MMU
     KVMState *s = kvm_state;
 
-#ifdef KVM_CAP_SYNC_MMU
     if (kvm_ioctl(s, KVM_CHECK_EXTENSION, KVM_CAP_SYNC_MMU) > 0)
         return 1;
 #endif