33 	struct xfrm_tunnel __rcu **pprev;  in xfrm4_tunnel_register()  local
41 	for (pprev = fam_handlers(family);  in xfrm4_tunnel_register()
42 	     (t = rcu_dereference_protected(*pprev,  in xfrm4_tunnel_register()
44 	     pprev = &t->next) {  in xfrm4_tunnel_register()
51 	handler->next = *pprev;  in xfrm4_tunnel_register()
52 	rcu_assign_pointer(*pprev, handler);  in xfrm4_tunnel_register()
65 	struct xfrm_tunnel __rcu **pprev;  in xfrm4_tunnel_deregister()  local
71 	for (pprev = fam_handlers(family);  in xfrm4_tunnel_deregister()
72 	     (t = rcu_dereference_protected(*pprev,  in xfrm4_tunnel_deregister()
74 	     pprev = &t->next) {  in xfrm4_tunnel_deregister()
76 			*pprev = handler->next;  in xfrm4_tunnel_deregister()