i2c_check_7bit_addr_validity_strict
err = i2c_check_7bit_addr_validity_strict(addr);
if (i2c_check_7bit_addr_validity_strict(addr_list[i]) < 0) {
ret = i2c_check_7bit_addr_validity_strict(client->addr);
int i2c_check_7bit_addr_validity_strict(unsigned short addr);