[riot-notifications] [RIOT-OS/RIOT] netdev: document valid values for iolist in send() (#11195)

Kaspar Schleiser notifications at github.com
Fri Mar 15 13:12:54 CET 2019


kaspar030 commented on this pull request.



> @@ -297,7 +297,11 @@ typedef struct netdev_driver {
      * @pre `(dev != NULL) && (iolist != NULL`
      *
      * @param[in] dev       Network device descriptor. Must not be NULL.
-     * @param[in] iolist    io vector list to send
+     * @param[in] iolist    IO vector list to send. Elements of this list may
+     *                      have iolist_t::iol_data == NULL or
+     *                      iolist_t::iol_size == 0. However, unless otherwise

why is this again?

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