test: fix coverity impropery use of negative value
@@ -289,7 +289,8 @@ static int test_membio_str_eq(BIO *bio_provided, BIO *bio_legacy)
long len_provided = BIO_get_mem_data(bio_provided, &str_provided);
long len_legacy = BIO_get_mem_data(bio_legacy, &str_legacy);
- return TEST_strn2_eq(str_provided, len_provided,
+ return TEST_long_ge(len_provided, 0)
+ && TEST_strn2_eq(str_provided, len_provided,
str_legacy, len_legacy);
}
