[PATCH net-next] tipc: Remove unused macro TIPC_NACK_INTV

[YueHaibing]

There is no caller in tree any more.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 net/tipc/link.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/net/tipc/link.c b/net/tipc/link.c
index b7362556da95..a2989f22ebb6 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -216,11 +216,6 @@ enum {
 #define TIPC_BC_RETR_LIM  (jiffies + msecs_to_jiffies(10))
 #define TIPC_UC_RETR_TIME (jiffies + msecs_to_jiffies(1))
 
-/*
- * Interval between NACKs when packets arrive out of order
- */
-#define TIPC_NACK_INTV (TIPC_MIN_LINK_WIN * 2)
-
 /* Link FSM states:
  */
 enum {
-- 
2.17.1