RDS: remove __init and __exit annotation

The trivial amount of memory saved isn't worth the cost of dealing with section
mismatches.

Signed-off-by: Zach Brown <zach.brown@oracle.com>
diff --git a/net/rds/tcp.h b/net/rds/tcp.h
index 16b1663..f5e6f7b 100644
--- a/net/rds/tcp.h
+++ b/net/rds/tcp.h
@@ -43,7 +43,7 @@
 };
 
 /* tcp.c */
-int __init rds_tcp_init(void);
+int rds_tcp_init(void);
 void rds_tcp_exit(void);
 void rds_tcp_tune(struct socket *sock);
 void rds_tcp_nonagle(struct socket *sock);
@@ -61,12 +61,12 @@
 void rds_tcp_state_change(struct sock *sk);
 
 /* tcp_listen.c */
-int __init rds_tcp_listen_init(void);
+int rds_tcp_listen_init(void);
 void rds_tcp_listen_stop(void);
 void rds_tcp_listen_data_ready(struct sock *sk, int bytes);
 
 /* tcp_recv.c */
-int __init rds_tcp_recv_init(void);
+int rds_tcp_recv_init(void);
 void rds_tcp_recv_exit(void);
 void rds_tcp_data_ready(struct sock *sk, int bytes);
 int rds_tcp_recv(struct rds_connection *conn);