1536 	struct sw_flow_actions *sfa;  in nla_alloc_flow_actions()  local
1543 	sfa = kmalloc(sizeof(*sfa) + size, GFP_KERNEL);  in nla_alloc_flow_actions()
1544 	if (!sfa)  in nla_alloc_flow_actions()
1547 	sfa->actions_len = 0;  in nla_alloc_flow_actions()
1548 	return sfa;  in nla_alloc_flow_actions()
1558 static struct nlattr *reserve_sfa_size(struct sw_flow_actions **sfa,  in reserve_sfa_size()  argument
1566 					(*sfa)->actions_len;  in reserve_sfa_size()
1568 	if (req_size <= (ksize(*sfa) - next_offset))  in reserve_sfa_size()
1571 	new_acts_size = ksize(*sfa) * 2;  in reserve_sfa_size()
1583 	memcpy(acts->actions, (*sfa)->actions, (*sfa)->actions_len);  in reserve_sfa_size()
1584 	acts->actions_len = (*sfa)->actions_len;  in reserve_sfa_size()
1585 	kfree(*sfa);  in reserve_sfa_size()
1586 	*sfa = acts;  in reserve_sfa_size()
1589 	(*sfa)->actions_len += req_size;  in reserve_sfa_size()
1590 	return  (struct nlattr *) ((unsigned char *)(*sfa) + next_offset);  in reserve_sfa_size()
1593 static struct nlattr *__add_action(struct sw_flow_actions **sfa,  in __add_action()  argument
1598 	a = reserve_sfa_size(sfa, nla_attr_size(len), log);  in __add_action()
1612 static int add_action(struct sw_flow_actions **sfa, int attrtype,  in add_action()  argument
1617 	a = __add_action(sfa, attrtype, data, len, log);  in add_action()
1622 static inline int add_nested_action_start(struct sw_flow_actions **sfa,  in add_nested_action_start()  argument
1625 	int used = (*sfa)->actions_len;  in add_nested_action_start()
1628 	err = add_action(sfa, attrtype, NULL, 0, log);  in add_nested_action_start()
1635 static inline void add_nested_action_end(struct sw_flow_actions *sfa,  in add_nested_action_end()  argument
1638 	struct nlattr *a = (struct nlattr *) ((unsigned char *)sfa->actions +  in add_nested_action_end()
1641 	a->nla_len = sfa->actions_len - st_offset;  in add_nested_action_end()
1646 				  int depth, struct sw_flow_actions **sfa,
1651 				    struct sw_flow_actions **sfa,  in validate_and_copy_sample()  argument
1678 	start = add_nested_action_start(sfa, OVS_ACTION_ATTR_SAMPLE, log);  in validate_and_copy_sample()
1681 	err = add_action(sfa, OVS_SAMPLE_ATTR_PROBABILITY,  in validate_and_copy_sample()
1685 	st_acts = add_nested_action_start(sfa, OVS_SAMPLE_ATTR_ACTIONS, log);  in validate_and_copy_sample()
1689 	err = __ovs_nla_copy_actions(actions, key, depth + 1, sfa,  in validate_and_copy_sample()
1694 	add_nested_action_end(*sfa, st_acts);  in validate_and_copy_sample()
1695 	add_nested_action_end(*sfa, start);  in validate_and_copy_sample()
1745 				     struct sw_flow_actions **sfa, bool log)  in validate_and_copy_set_tun()  argument
1770 	start = add_nested_action_start(sfa, OVS_ACTION_ATTR_SET, log);  in validate_and_copy_set_tun()
1774 	a = __add_action(sfa, OVS_KEY_ATTR_TUNNEL_INFO, NULL,  in validate_and_copy_set_tun()
1795 	add_nested_action_end(*sfa, start);  in validate_and_copy_set_tun()
1816 			struct sw_flow_actions **sfa,  in validate_set()  argument
1857 		err = validate_and_copy_set_tun(a, sfa, log);  in validate_set()
1951 		start = add_nested_action_start(sfa,  in validate_set()
1957 		at = __add_action(sfa, key_type, NULL, len, log);  in validate_set()
1969 		add_nested_action_end(*sfa, start);  in validate_set()
1998 		       struct sw_flow_actions **sfa, bool log)  in copy_action()  argument
2003 	to = reserve_sfa_size(sfa, from->nla_len, log);  in copy_action()
2013 				  int depth, struct sw_flow_actions **sfa,  in __ovs_nla_copy_actions()  argument
2128 			err = validate_set(a, key, sfa,  in __ovs_nla_copy_actions()
2135 			err = validate_set(a, key, sfa,  in __ovs_nla_copy_actions()
2142 			err = validate_and_copy_sample(a, key, depth, sfa,  in __ovs_nla_copy_actions()
2154 			err = copy_action(a, sfa, log);  in __ovs_nla_copy_actions()
2169 			 struct sw_flow_actions **sfa, bool log)  in ovs_nla_copy_actions()  argument
2173 	*sfa = nla_alloc_flow_actions(nla_len(attr), log);  in ovs_nla_copy_actions()
2174 	if (IS_ERR(*sfa))  in ovs_nla_copy_actions()
2175 		return PTR_ERR(*sfa);  in ovs_nla_copy_actions()
2177 	err = __ovs_nla_copy_actions(attr, key, 0, sfa, key->eth.type,  in ovs_nla_copy_actions()
2180 		kfree(*sfa);  in ovs_nla_copy_actions()