KVM: selftests: Fix kvm_check_cap() assertion

[ Upstream commit d8ac05ea13d789d5491a5920d70a05659015441d ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 126c6727a6b096c48e768150b72dbe1e7c4df110..49805fd16fdf53c48c7499df6b4b8c169778e21c 100644 (file)
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -55,7 +55,7 @@ int kvm_check_cap(long cap)
                exit(KSFT_SKIP);
 
        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);