KVM: MMU: Avoid sign extension in mmu_alloc_direct_roots() pae root address

Signed-off-by: N Avi Kivity <avi@redhat.com>

KVM: MMU: Avoid sign extension in mmu_alloc_direct_roots() pae root address
Signed-off-by: N Avi Kivity <avi@redhat.com>
7ebaf15e · Avi Kivity · 33770780 · 7ebaf15e
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arch/x86/kvm/mmu.c arch/x86/kvm/mmu.c +1 -1

未找到文件。
--- a/arch/x86/kvm/mmu.c
+++ b/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);