Smatch complains that we check cap the upper bound of "index" but don't
check for negatives. It's a false positive because "index" is never
negative. But it's also simple enough to make it unsigned which makes
the code easier to audit.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index c27ac6923a18..183ddb235fb4 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1272,7 +1272,8 @@ static void init_vmcb(struct vcpu_svm *svm)
}
-static u64 *avic_get_physical_id_entry(struct kvm_vcpu *vcpu, int index)
+static u64 *avic_get_physical_id_entry(struct kvm_vcpu *vcpu,
+ unsigned int index)
{
u64 *avic_physical_id_table;
struct kvm_arch *vm_data = &vcpu->kvm->arch;
--
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