const char *cipher_name = SSL_CIPHER_get_name(cipher);
/* As noted above, only one test for each enc/mac variant. */
- if (strncmp(cipher_name, "PSK-", 4) != 0)
+ if (!HAS_PREFIX(cipher_name, "PSK-"))
continue;
if (!TEST_int_gt(ret = mtu_test(ctx, cipher_name, 0), 0))