net: buf: Add sys_snode_t member for convenience

This makes it easy to use net_buf objects in sys_slist_t. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
zephyrproject-rtos · Nov 1, 2017 · 553af7c · 553af7c
1 parent 35a2633
commit 553af7c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/net/buf.h b/include/net/buf.h
@@ -400,8 +400,8 @@ static inline void net_buf_simple_restore(struct net_buf_simple *buf,
   */
 struct net_buf {
 	union {
-		/** FIFO uses first 4 bytes itself, reserve space */
-		int _unused;
+		/** Allow placing the buffer into sys_slist_t */
+		sys_snode_t node;
 
 		/** Fragments associated with this buffer. */
 		struct net_buf *frags;