Update comment format

Signed-off-by: Ben Taylor <ben.taylor@linaro.org>
diff --git a/programs/fuzz/fuzz_server.c b/programs/fuzz/fuzz_server.c
index 9a5b80d..3a5e502 100644
--- a/programs/fuzz/fuzz_server.c
+++ b/programs/fuzz/fuzz_server.c
@@ -192,7 +192,7 @@
 exit:
 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
     mbedtls_ssl_ticket_free(&ticket_ctx);
-#endif /* (MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C) */
+#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_TICKET_C */
     mbedtls_entropy_free(&entropy);
     mbedtls_ctr_drbg_free(&ctr_drbg);
     mbedtls_ssl_config_free(&conf);