2244 	struct sw_flow_actions *sfa;  in nla_alloc_flow_actions()  local
2248 	sfa = kmalloc(sizeof(*sfa) + size, GFP_KERNEL);  in nla_alloc_flow_actions()
2249 	if (!sfa)  in nla_alloc_flow_actions()
2252 	sfa->actions_len = 0;  in nla_alloc_flow_actions()
2253 	return sfa;  in nla_alloc_flow_actions()
2303 static struct nlattr *reserve_sfa_size(struct sw_flow_actions **sfa,  in reserve_sfa_size()  argument
2311 					(*sfa)->actions_len;  in reserve_sfa_size()
2313 	if (req_size <= (ksize(*sfa) - next_offset))  in reserve_sfa_size()
2316 	new_acts_size = ksize(*sfa) * 2;  in reserve_sfa_size()
2331 	memcpy(acts->actions, (*sfa)->actions, (*sfa)->actions_len);  in reserve_sfa_size()
2332 	acts->actions_len = (*sfa)->actions_len;  in reserve_sfa_size()
2333 	acts->orig_len = (*sfa)->orig_len;  in reserve_sfa_size()
2334 	kfree(*sfa);  in reserve_sfa_size()
2335 	*sfa = acts;  in reserve_sfa_size()
2338 	(*sfa)->actions_len += req_size;  in reserve_sfa_size()
2339 	return  (struct nlattr *) ((unsigned char *)(*sfa) + next_offset);  in reserve_sfa_size()
2342 static struct nlattr *__add_action(struct sw_flow_actions **sfa,  in __add_action()  argument
2347 	a = reserve_sfa_size(sfa, nla_attr_size(len), log);  in __add_action()
2361 int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype, void *data,  in ovs_nla_add_action()  argument
2366 	a = __add_action(sfa, attrtype, data, len, log);  in ovs_nla_add_action()
2371 static inline int add_nested_action_start(struct sw_flow_actions **sfa,  in add_nested_action_start()  argument
2374 	int used = (*sfa)->actions_len;  in add_nested_action_start()
2377 	err = ovs_nla_add_action(sfa, attrtype, NULL, 0, log);  in add_nested_action_start()
2384 static inline void add_nested_action_end(struct sw_flow_actions *sfa,  in add_nested_action_end()  argument
2387 	struct nlattr *a = (struct nlattr *) ((unsigned char *)sfa->actions +  in add_nested_action_end()
2390 	a->nla_len = sfa->actions_len - st_offset;  in add_nested_action_end()
2395 				  struct sw_flow_actions **sfa,
2400 				    struct sw_flow_actions **sfa,  in validate_and_copy_sample()  argument
2429 	start = add_nested_action_start(sfa, OVS_ACTION_ATTR_SAMPLE, log);  in validate_and_copy_sample()
2447 	err = ovs_nla_add_action(sfa, OVS_SAMPLE_ATTR_ARG, &arg, sizeof(arg),  in validate_and_copy_sample()
2452 	err = __ovs_nla_copy_actions(net, actions, key, sfa,  in validate_and_copy_sample()
2458 	add_nested_action_end(*sfa, start);  in validate_and_copy_sample()
2466 				   struct sw_flow_actions **sfa,  in validate_and_copy_clone()  argument
2476 	start = add_nested_action_start(sfa, OVS_ACTION_ATTR_CLONE, log);  in validate_and_copy_clone()
2482 	err = ovs_nla_add_action(sfa, OVS_CLONE_ATTR_EXEC, &exec,  in validate_and_copy_clone()
2487 	err = __ovs_nla_copy_actions(net, attr, key, sfa,  in validate_and_copy_clone()
2492 	add_nested_action_end(*sfa, start);  in validate_and_copy_clone()
2544 				     struct sw_flow_actions **sfa, bool log)  in validate_and_copy_set_tun()  argument
2578 	start = add_nested_action_start(sfa, OVS_ACTION_ATTR_SET, log);  in validate_and_copy_set_tun()
2594 	a = __add_action(sfa, OVS_KEY_ATTR_TUNNEL_INFO, NULL,  in validate_and_copy_set_tun()
2617 	add_nested_action_end(*sfa, start);  in validate_and_copy_set_tun()
2651 			struct sw_flow_actions **sfa, bool *skip_copy,  in validate_set()  argument
2694 		err = validate_and_copy_set_tun(a, sfa, log);  in validate_set()
2795 		start = add_nested_action_start(sfa,  in validate_set()
2801 		at = __add_action(sfa, key_type, NULL, len, log);  in validate_set()
2813 		add_nested_action_end(*sfa, start);  in validate_set()
2842 		       struct sw_flow_actions **sfa, bool log)  in copy_action()  argument
2847 	to = reserve_sfa_size(sfa, from->nla_len, log);  in copy_action()
2857 				  struct sw_flow_actions **sfa,  in __ovs_nla_copy_actions()  argument
2991 			err = validate_set(a, key, sfa,  in __ovs_nla_copy_actions()
2999 			err = validate_set(a, key, sfa,  in __ovs_nla_copy_actions()
3009 			err = validate_and_copy_sample(net, a, key, sfa,  in __ovs_nla_copy_actions()
3019 			err = ovs_ct_copy_action(net, a, key, sfa, log);  in __ovs_nla_copy_actions()
3079 			err = validate_and_copy_clone(net, a, key, sfa,  in __ovs_nla_copy_actions()
3093 			err = copy_action(a, sfa, log);  in __ovs_nla_copy_actions()
3108 			 struct sw_flow_actions **sfa, bool log)  in ovs_nla_copy_actions()  argument
3112 	*sfa = nla_alloc_flow_actions(min(nla_len(attr), MAX_ACTIONS_BUFSIZE));  in ovs_nla_copy_actions()
3113 	if (IS_ERR(*sfa))  in ovs_nla_copy_actions()
3114 		return PTR_ERR(*sfa);  in ovs_nla_copy_actions()
3116 	(*sfa)->orig_len = nla_len(attr);  in ovs_nla_copy_actions()
3117 	err = __ovs_nla_copy_actions(net, attr, key, sfa, key->eth.type,  in ovs_nla_copy_actions()
3120 		ovs_nla_free_flow_actions(*sfa);  in ovs_nla_copy_actions()