[PATCH] selftests: kvm: avoid uninitialized variable warning

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The variable in practice will never be uninitialized, because the
loop will always go through at least one iteration.

In case it would not, make vcpu_get_cpuid report an assertion
failure.

Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
 tools/testing/selftests/kvm/lib/x86_64/processor.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/testing/selftests/kvm/lib/x86_64/processor.c
index de0c76177d02..a8906e60a108 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/processor.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c
@@ -720,7 +720,8 @@ struct kvm_cpuid2 *vcpu_get_cpuid(struct kvm_vm *vm, uint32_t vcpuid)
 {
 	struct vcpu *vcpu = vcpu_find(vm, vcpuid);
 	struct kvm_cpuid2 *cpuid;
-	int rc, max_ent;
+	int max_ent;
+	int rc = -1;
 
 	TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
 
-- 
2.26.2




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