KVM: selftests: Fix kvm_check_cap() assertion

KVM_CHECK_EXTENSION ioctl can return any negative value on error,
and not necessarily -1. Change the assertion to reflect that.

Signed-off-by: Fuad Tabba <tabba@google.com>
Message-Id: <20210615150443.1183365-1-tabba@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 5c70596..a2b732c 100644 (file)
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -82,7 +82,7 @@ int kvm_check_cap(long cap)
 
        kvm_fd = open_kvm_dev_path_or_exit();
        ret = ioctl(kvm_fd, KVM_CHECK_EXTENSION, cap);
-       TEST_ASSERT(ret != -1, "KVM_CHECK_EXTENSION IOCTL failed,\n"
+       TEST_ASSERT(ret >= 0, "KVM_CHECK_EXTENSION IOCTL failed,\n"
                "  rc: %i errno: %i", ret, errno);
 
        close(kvm_fd);