anchao commented on code in PR #7616:
URL: https://github.com/apache/incubator-nuttx/pull/7616#discussion_r1027227906
##########
net/devif/devif_poll.c:
##########
@@ -616,12 +616,71 @@ static inline int devif_poll_tcp_connections(FAR struct
net_driver_s *dev,
# define devif_poll_tcp_connections(dev, callback) (0)
#endif
+/****************************************************************************
+ * Name: devif_poll_callback
+ *
+ * Description:
+ * This function will help us to gather multiple iob memory slices into a
+ * linear device buffer. if devices with small memory, this function will
+ * trigger a memory copy if net device start transmit the iob slices to
+ * flat buffer
+ *
+ ****************************************************************************/
+
+static int devif_poll_callback(FAR struct net_driver_s *dev)
+{
+ FAR struct iob_s *iob;
+ uint16_t llhdrlen;
+ int bstop = false;
Review Comment:
Just follow the current style, I think it can be changed uniformly in the
next PR
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