copy address of proc_ns_ops into ns_common

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

ipc/msgutil.c

@@ -32,6 +32,9 @@ struct ipc_namespace init_ipc_ns = {
 	.count		= ATOMIC_INIT(1),
 	.user_ns = &init_user_ns,
 	.ns.inum = PROC_IPC_INIT_INO,
+#ifdef CONFIG_IPC_NS
+	.ns.ops = &ipcns_operations,
+#endif
 };
 
 atomic_t nr_ipc_ns = ATOMIC_INIT(1);

ipc/namespace.c

@@ -31,6 +31,7 @@ static struct ipc_namespace *create_ipc_ns(struct user_namespace *user_ns,
 		kfree(ns);
 		return ERR_PTR(err);
 	}
+	ns->ns.ops = &ipcns_operations;
 
 	atomic_set(&ns->count, 1);
 	err = mq_init_ns(ns);