fixup! gcoap: add DTLS support

pokgak · pokgak · commit dfdbb86c08b1 · 2019-12-16T16:30:26.000+01:00
diff --git a/sys/include/net/gcoap.h b/sys/include/net/gcoap.h
@@ -409,6 +409,9 @@ extern "C" {
 
 /**
  * @brief   Size of the buffer used to build a CoAP request or response
+ *
+ * gcoap with DTLS will need bigger payload size for the handshake especially
+ * when using ECC credentials.
  */
 #ifndef GCOAP_PDU_BUF_SIZE
 #ifdef MODULE_SOCK_DTLS
