sctp: remove macros sctp_local_bh_{disable|enable}

Redefined local_bh_{disable|enable} to sctp_local_bh_{disable|enable}
for user space friendly code which we haven't use in years, so removing them.

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 1f4eeb4..e22b326 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -726,9 +726,9 @@
 /* Add an endpoint to the hash. Local BH-safe. */
 void sctp_hash_endpoint(struct sctp_endpoint *ep)
 {
-	sctp_local_bh_disable();
+	local_bh_disable();
 	__sctp_hash_endpoint(ep);
-	sctp_local_bh_enable();
+	local_bh_enable();
 }
 
 /* Remove endpoint from the hash table.  */
@@ -752,9 +752,9 @@
 /* Remove endpoint from the hash.  Local BH-safe. */
 void sctp_unhash_endpoint(struct sctp_endpoint *ep)
 {
-	sctp_local_bh_disable();
+	local_bh_disable();
 	__sctp_unhash_endpoint(ep);
-	sctp_local_bh_enable();
+	local_bh_enable();
 }
 
 /* Look up an endpoint. */
@@ -809,9 +809,9 @@
 	if (asoc->temp)
 		return;
 
-	sctp_local_bh_disable();
+	local_bh_disable();
 	__sctp_hash_established(asoc);
-	sctp_local_bh_enable();
+	local_bh_enable();
 }
 
 /* Remove association from the hash table.  */
@@ -839,9 +839,9 @@
 	if (asoc->temp)
 		return;
 
-	sctp_local_bh_disable();
+	local_bh_disable();
 	__sctp_unhash_established(asoc);
-	sctp_local_bh_enable();
+	local_bh_enable();
 }
 
 /* Look up an association. */
@@ -891,9 +891,9 @@
 {
 	struct sctp_association *asoc;
 
-	sctp_local_bh_disable();
+	local_bh_disable();
 	asoc = __sctp_lookup_association(net, laddr, paddr, transportp);
-	sctp_local_bh_enable();
+	local_bh_enable();
 
 	return asoc;
 }