test: improve error handling in x509_set_serial_check()
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/tests/suites/test_suite_x509write.function b/tests/suites/test_suite_x509write.function
index 03ecdab..6fd7347 100644
--- a/tests/suites/test_suite_x509write.function
+++ b/tests/suites/test_suite_x509write.function
@@ -439,6 +439,8 @@
sizeof(invalid_serial)), 0);
TEST_EQUAL(mbedtls_x509write_crt_set_serial(&ctx, &serial_mpi),
MBEDTLS_ERR_X509_BAD_INPUT_DATA);
+
+exit:
mbedtls_mpi_free(&serial_mpi);
}
/* END_CASE */