diff --git a/[refs] b/[refs]
index d9c27cefc4d1..62b1a4cb5b63 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3377078027dc54dc2a5acb2efa09587e7ac1cbd9
+refs/heads/master: 7ebaf15eefe7b019def72bd9d4420c7bc51ed69e
diff --git a/trunk/arch/x86/kvm/mmu.c b/trunk/arch/x86/kvm/mmu.c
index ba7e7646fb78..dc1b4fb299b7 100644
--- a/trunk/arch/x86/kvm/mmu.c
+++ b/trunk/arch/x86/kvm/mmu.c
@@ -2374,7 +2374,7 @@ static int mmu_check_root(struct kvm_vcpu *vcpu, gfn_t root_gfn)
 static int mmu_alloc_direct_roots(struct kvm_vcpu *vcpu)
 {
 	struct kvm_mmu_page *sp;
-	int i;
+	unsigned i;
 
 	if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
 		spin_lock(&vcpu->kvm->mmu_lock);