220 	char lbuf[20];  in size_write()  local
225 	if (copy_from_user(lbuf, buf, sizeof(lbuf)))  in size_write()
229 	lbuf[sizeof(lbuf) - 1] = 0;  in size_write()
231 	if (sscanf(lbuf, "%u", &var) != 1)  in size_write()
256 	char lbuf[20];  in size_read()  local
262 	err = snprintf(lbuf, sizeof(lbuf), "%d\n", ent->size);  in size_read()
266 	if (copy_to_user(buf, lbuf, err))  in size_read()
286 	char lbuf[20];  in limit_write()  local
291 	if (copy_from_user(lbuf, buf, sizeof(lbuf)))  in limit_write()
295 	lbuf[sizeof(lbuf) - 1] = 0;  in limit_write()
297 	if (sscanf(lbuf, "%u", &var) != 1)  in limit_write()
318 	char lbuf[20];  in limit_read()  local
324 	err = snprintf(lbuf, sizeof(lbuf), "%d\n", ent->limit);  in limit_read()
328 	if (copy_to_user(buf, lbuf, err))  in limit_read()