220 	struct nfp_mask_id_table *mask_entry;  in nfp_add_mask_table()  local
227 	mask_entry = kmalloc(sizeof(*mask_entry), GFP_KERNEL);  in nfp_add_mask_table()
228 	if (!mask_entry) {  in nfp_add_mask_table()
233 	INIT_HLIST_NODE(&mask_entry->link);  in nfp_add_mask_table()
234 	mask_entry->mask_id = mask_id;  in nfp_add_mask_table()
236 	mask_entry->hash_key = hash_key;  in nfp_add_mask_table()
237 	mask_entry->ref_cnt = 1;  in nfp_add_mask_table()
238 	hash_add(priv->mask_table, &mask_entry->link, hash_key);  in nfp_add_mask_table()
247 	struct nfp_mask_id_table *mask_entry;  in nfp_search_mask_table()  local
252 	hash_for_each_possible(priv->mask_table, mask_entry, link, hash_key)  in nfp_search_mask_table()
253 		if (mask_entry->hash_key == hash_key)  in nfp_search_mask_table()
254 			return mask_entry;  in nfp_search_mask_table()
262 	struct nfp_mask_id_table *mask_entry;  in nfp_find_in_mask_table()  local
264 	mask_entry = nfp_search_mask_table(app, mask_data, mask_len);  in nfp_find_in_mask_table()
265 	if (!mask_entry)  in nfp_find_in_mask_table()
268 	mask_entry->ref_cnt++;  in nfp_find_in_mask_table()
271 	return mask_entry->mask_id;  in nfp_find_in_mask_table()
296 	struct nfp_mask_id_table *mask_entry;  in nfp_check_mask_remove()  local
298 	mask_entry = nfp_search_mask_table(app, mask_data, mask_len);  in nfp_check_mask_remove()
299 	if (!mask_entry)  in nfp_check_mask_remove()
305 	*mask_id = mask_entry->mask_id;  in nfp_check_mask_remove()
306 	mask_entry->ref_cnt--;  in nfp_check_mask_remove()
307 	if (!mask_entry->ref_cnt) {  in nfp_check_mask_remove()
308 		hash_del(&mask_entry->link);  in nfp_check_mask_remove()
310 		kfree(mask_entry);  in nfp_check_mask_remove()