sctp: remove macros sctp_bh_[un]lock_sock

Redefined bh_[un]lock_sock to sctp_bh[un]lock_sock 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/protocol.c b/net/sctp/protocol.c
index d6934dc..4e1d0fc 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -634,10 +634,10 @@
 			/* ignore bound-specific endpoints */
 			if (!sctp_is_ep_boundall(sk))
 				continue;
-			sctp_bh_lock_sock(sk);
+			bh_lock_sock(sk);
 			if (sctp_asconf_mgmt(sp, addrw) < 0)
 				pr_debug("%s: sctp_asconf_mgmt failed\n", __func__);
-			sctp_bh_unlock_sock(sk);
+			bh_unlock_sock(sk);
 		}
 #if IS_ENABLED(CONFIG_IPV6)
 free_next: