net/netlink/netlink_route.c: Update some comments.

2019-11-12 07:59:43 -06:00 · 2019-11-12 07:59:43 -06:00 · 3811a0f5cc
commit 3811a0f5cc
parent a9b220f169
1 changed files with 6 additions and 0 deletions
--- a/net/netlink/netlink_route.c
+++ b/net/netlink/netlink_route.c
@ -1003,6 +1003,12 @@ ssize_t netlink_route_recvfrom(FAR struct socket *psock,

  if (entry == NULL)
    {
+      /* REVISIT:  The correct behavior here for a blocking socket would be
+       * to wait until the data becomes available.  This is not an issue for
+       * the currently supported operations since they are fully synchronous
+       * but will become an issue in the future.
+       */
+
      return -ENOENT;
    }