137 	struct ipv6_mc_socklist *mc_lst;  in __ipv6_sock_mc_join()  local
148 	for_each_pmc_rcu(np, mc_lst) {  in __ipv6_sock_mc_join()
149 		if ((ifindex == 0 || mc_lst->ifindex == ifindex) &&  in __ipv6_sock_mc_join()
150 		    ipv6_addr_equal(&mc_lst->addr, addr)) {  in __ipv6_sock_mc_join()
157 	mc_lst = sock_kmalloc(sk, sizeof(struct ipv6_mc_socklist), GFP_KERNEL);  in __ipv6_sock_mc_join()
159 	if (!mc_lst)  in __ipv6_sock_mc_join()
162 	mc_lst->next = NULL;  in __ipv6_sock_mc_join()
163 	mc_lst->addr = *addr;  in __ipv6_sock_mc_join()
176 		sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));  in __ipv6_sock_mc_join()
180 	mc_lst->ifindex = dev->ifindex;  in __ipv6_sock_mc_join()
181 	mc_lst->sfmode = mode;  in __ipv6_sock_mc_join()
182 	rwlock_init(&mc_lst->sflock);  in __ipv6_sock_mc_join()
183 	mc_lst->sflist = NULL;  in __ipv6_sock_mc_join()
192 		sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));  in __ipv6_sock_mc_join()
196 	mc_lst->next = np->ipv6_mc_list;  in __ipv6_sock_mc_join()
197 	rcu_assign_pointer(np->ipv6_mc_list, mc_lst);  in __ipv6_sock_mc_join()
220 	struct ipv6_mc_socklist *mc_lst;  in ipv6_sock_mc_drop()  local
230 	     (mc_lst = rtnl_dereference(*lnk)) != NULL;  in ipv6_sock_mc_drop()
231 	      lnk = &mc_lst->next) {  in ipv6_sock_mc_drop()
232 		if ((ifindex == 0 || mc_lst->ifindex == ifindex) &&  in ipv6_sock_mc_drop()
233 		    ipv6_addr_equal(&mc_lst->addr, addr)) {  in ipv6_sock_mc_drop()
236 			*lnk = mc_lst->next;  in ipv6_sock_mc_drop()
238 			dev = __dev_get_by_index(net, mc_lst->ifindex);  in ipv6_sock_mc_drop()
242 				(void) ip6_mc_leave_src(sk, mc_lst, idev);  in ipv6_sock_mc_drop()
244 					__ipv6_dev_mc_dec(idev, &mc_lst->addr);  in ipv6_sock_mc_drop()
246 				(void) ip6_mc_leave_src(sk, mc_lst, NULL);  in ipv6_sock_mc_drop()
248 			atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);  in ipv6_sock_mc_drop()
249 			kfree_rcu(mc_lst, rcu);  in ipv6_sock_mc_drop()
292 	struct ipv6_mc_socklist *mc_lst;  in __ipv6_sock_mc_close()  local
297 	while ((mc_lst = rtnl_dereference(np->ipv6_mc_list)) != NULL) {  in __ipv6_sock_mc_close()
300 		np->ipv6_mc_list = mc_lst->next;  in __ipv6_sock_mc_close()
302 		dev = __dev_get_by_index(net, mc_lst->ifindex);  in __ipv6_sock_mc_close()
306 			(void) ip6_mc_leave_src(sk, mc_lst, idev);  in __ipv6_sock_mc_close()
308 				__ipv6_dev_mc_dec(idev, &mc_lst->addr);  in __ipv6_sock_mc_close()
310 			(void) ip6_mc_leave_src(sk, mc_lst, NULL);  in __ipv6_sock_mc_close()
312 		atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);  in __ipv6_sock_mc_close()
313 		kfree_rcu(mc_lst, rcu);  in __ipv6_sock_mc_close()