tipc: use generic SKB list APIs to manage deferred queue of link

Use standard SKB list APIs associated with struct sk_buff_head to
manage link's deferred queue, simplifying relevant code.

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 5 deletions

diff --git a/net/tipc/node.h b/net/tipc/node.h
index f1994511f033..cbe0e950f1cc 100644
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -71,9 +71,7 @@ enum {
  * @last_in: sequence # of last in-sequence b'cast message received from node
  * @last_sent: sequence # of last b'cast message sent by node
  * @oos_state: state tracker for handling OOS b'cast messages
- * @deferred_size: number of OOS b'cast messages in deferred queue
- * @deferred_head: oldest OOS b'cast message received from node
- * @deferred_tail: newest OOS b'cast message received from node
+ * @deferred_queue: deferred queue saved OOS b'cast message received from node
  * @reasm_buf: broadcast reassembly queue head from node
  * @recv_permitted: true if node is allowed to receive b'cast messages
  */
@@ -83,8 +81,7 @@ struct tipc_node_bclink {
         u32 last_sent;
         u32 oos_state;
         u32 deferred_size;
-        struct sk_buff *deferred_head;
-        struct sk_buff *deferred_tail;
+        struct sk_buff_head deferred_queue;
         struct sk_buff *reasm_buf;
         bool recv_permitted;
 };