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/connection.c b/net/rds/connection.c
index 7670b45..0de40d9 100644
--- a/net/rds/connection.c
+++ b/net/rds/connection.c
@@ -488,7 +488,7 @@
 				sizeof(struct rds_info_connection));
 }
 
-int __init rds_conn_init(void)
+int rds_conn_init(void)
 {
 	rds_conn_slab = kmem_cache_create("rds_connection",
 					  sizeof(struct rds_connection),