149 	void __user *ukey = u64_to_ptr(attr->key);  in map_lookup_elem()
154 	void *key, *value, *ptr;  in map_lookup_elem()  local
165 	key = kmalloc(map->key_size, GFP_USER);  in map_lookup_elem()
166 	if (!key)  in map_lookup_elem()
170 	if (copy_from_user(key, ukey, map->key_size) != 0)  in map_lookup_elem()
179 	ptr = map->ops->map_lookup_elem(map, key);  in map_lookup_elem()
197 	kfree(key);  in map_lookup_elem()
207 	void __user *ukey = u64_to_ptr(attr->key);  in map_update_elem()
212 	void *key, *value;  in map_update_elem()  local
223 	key = kmalloc(map->key_size, GFP_USER);  in map_update_elem()
224 	if (!key)  in map_update_elem()
228 	if (copy_from_user(key, ukey, map->key_size) != 0)  in map_update_elem()
244 	err = map->ops->map_update_elem(map, key, value, attr->flags);  in map_update_elem()
250 	kfree(key);  in map_update_elem()
256 #define BPF_MAP_DELETE_ELEM_LAST_FIELD key
260 	void __user *ukey = u64_to_ptr(attr->key);  in map_delete_elem()
264 	void *key;  in map_delete_elem()  local
275 	key = kmalloc(map->key_size, GFP_USER);  in map_delete_elem()
276 	if (!key)  in map_delete_elem()
280 	if (copy_from_user(key, ukey, map->key_size) != 0)  in map_delete_elem()
284 	err = map->ops->map_delete_elem(map, key);  in map_delete_elem()
288 	kfree(key);  in map_delete_elem()
299 	void __user *ukey = u64_to_ptr(attr->key);  in map_get_next_key()
304 	void *key, *next_key;  in map_get_next_key()  local
315 	key = kmalloc(map->key_size, GFP_USER);  in map_get_next_key()
316 	if (!key)  in map_get_next_key()
320 	if (copy_from_user(key, ukey, map->key_size) != 0)  in map_get_next_key()
329 	err = map->ops->map_get_next_key(map, key, next_key);  in map_get_next_key()
343 	kfree(key);  in map_get_next_key()