diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 490a292..baff49d 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1157,7 +1157,7 @@
 int sctp_add_bind_addr(struct sctp_bind_addr *, union sctp_addr *,
 		       __u8 use_as_src, gfp_t gfp);
 int sctp_del_bind_addr(struct sctp_bind_addr *, union sctp_addr *,
-			void (*rcu_call)(struct rcu_head *,
+			void fastcall (*rcu_call)(struct rcu_head *,
 					  void (*func)(struct rcu_head *)));
 int sctp_bind_addr_match(struct sctp_bind_addr *, const union sctp_addr *,
 			 struct sctp_sock *);
diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c
index d35cbf5..dfffa94 100644
--- a/net/sctp/bind_addr.c
+++ b/net/sctp/bind_addr.c
@@ -181,7 +181,7 @@
  * structure.
  */
 int sctp_del_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *del_addr,
-			void (*rcu_call)(struct rcu_head *head,
+			void fastcall (*rcu_call)(struct rcu_head *head,
 					 void (*func)(struct rcu_head *head)))
 {
 	struct sctp_sockaddr_entry *addr, *temp;