tipc: Remove unused field in bearer structure

Eliminates a field in TIPC's bearer objects that is set, but never
referenced.

Signed-off-by: Allan Stephens <Allan.Stephens@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>

net/tipc/bearer.c

@@ -560,7 +560,6 @@ restart:
 	b_ptr->media = m_ptr;
 	b_ptr->net_plane = bearer_id + 'A';
 	b_ptr->active = 1;
-	b_ptr->detect_scope = disc_domain;
 	b_ptr->priority = priority;
 	INIT_LIST_HEAD(&b_ptr->cong_links);
 	INIT_LIST_HEAD(&b_ptr->links);

net/tipc/bearer.h

@@ -105,7 +105,6 @@ struct media {
  * @name: bearer name (format = media:interface)
  * @media: ptr to media structure associated with bearer
  * @priority: default link priority for bearer
- * @detect_scope: network address mask used during automatic link creation
  * @identity: array index of this bearer within TIPC bearer array
  * @link_req: ptr to (optional) structure making periodic link setup requests
  * @links: list of non-congested links associated with bearer
@@ -128,7 +127,6 @@ struct tipc_bearer {
 	spinlock_t lock;
 	struct media *media;
 	u32 priority;
-	u32 detect_scope;
 	u32 identity;
 	struct link_req *link_req;
 	struct list_head links;