if (res)
return res;
- res = i2c_isa_add_driver(&lm78_isa_driver);
- if (res) {
- i2c_del_driver(&lm78_driver);
- return res;
- }
+ /* Don't exit if this one fails, we still want the I2C variants
+ to work! */
+ if (i2c_isa_add_driver(&lm78_isa_driver))
+ isa_address = 0;
return 0;
}
static void __exit sm_lm78_exit(void)
{
- i2c_isa_del_driver(&lm78_isa_driver);
+ if (isa_address)
+ i2c_isa_del_driver(&lm78_isa_driver);
i2c_del_driver(&lm78_driver);
}