IB/rdmavt: Add __init/__exit annotations to module init/exit funcs

Add missing __init/__exit annotations to module init/exit funcs.

Fixes: 0194621b22 ("IB/rdmavt: Create module framework and handle driver registration")
Link: https://lore.kernel.org/r/20220924091457.52446-1-xiujianfeng@huawei.com
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/sw/rdmavt/vt.c

@@ -15,7 +15,7 @@
 MODULE_LICENSE("Dual BSD/GPL");
 MODULE_DESCRIPTION("RDMA Verbs Transport Library");
 
-static int rvt_init(void)
+static int __init rvt_init(void)
 {
 	int ret = rvt_driver_cq_init();
 
@@ -26,7 +26,7 @@ static int rvt_init(void)
 }
 module_init(rvt_init);
 
-static void rvt_cleanup(void)
+static void __exit rvt_cleanup(void)
 {
 	rvt_cq_exit();
 }