lib/isc/tests/hmac_test.c: Silence sizeofFunctionCall Cppcheck

diff --git a/lib/isc/tests/hmac_test.c b/lib/isc/tests/hmac_test.c
index e3b2e1d7c876989f32bb6311e685dcec5310d8ff..e015201d0458098019312393277071ef58bbadb9 100644 (file)
--- a/lib/isc/tests/hmac_test.c
+++ b/lib/isc/tests/hmac_test.c
@@ -94,6 +94,7 @@ isc_hmac_test(isc_hmac_t *hmac, const void *key, size_t keylen,
        assert_int_equal(isc_hmac_init(hmac, key, keylen, type), ISC_R_SUCCESS);
 
        int i;
+       isc_result_t res;
 
        for (i = 0; i < repeats; i++) {
                assert_int_equal(
@@ -114,7 +115,8 @@ isc_hmac_test(isc_hmac_t *hmac, const void *key, size_t keylen,
        isc_buffer_t b;
        isc_buffer_init(&b, hexdigest, sizeof(hexdigest));
 
-       assert_return_code(isc_hex_totext(&r, 0, "", &b), ISC_R_SUCCESS);
+       res = isc_hex_totext(&r, 0, "", &b);
+       assert_return_code(res, ISC_R_SUCCESS);
 
        assert_memory_equal(hexdigest, result, (result?strlen(result):0));
        assert_int_equal(isc_hmac_reset(hmac), ISC_R_SUCCESS);