Re: [3C509] Fix sysfs leak.

[Dave Jones <davej@redhat.com>]

On Tue, Mar 16, 2004 at 05:05:45PM +0100, Marc Zyngier wrote:
 >  #ifdef CONFIG_MCA
 >  	mca_register_driver(&el3_mca_driver);
 >  #endif
 > -	return el3_cards ? 0 : -ENODEV;
 > +	return 0;
 >  }
 >  
 >  static void __exit el3_cleanup_module(void)
 > 
 > This is not pretty either, but 3c579 probing will work, and in your
 > case it won't leave a dangling directory in sysfs.

Yes, leaving the module around, and cleaning up at rmmod time should
also work.  I'll test it in a while to be sure.

 > Dave> Why is this even an issue so late on? Bus probing should have
 > Dave> been done as part of bootup. By the time I get to modprobing
 > Dave> device drivers, it should have been determined already.
 > 
 > Modprobing is perfectly OK, and indeed everything has been probed at
 > this stage.

Clearly it hadn't, or otherwise modprobing 3c509 would have failed
due to the lack of an eisa bus.

 > But having built-in drivers raises a few different
 > problems (the driver may be initialized before all busses are probed).

There were no built-in drivers in this case.

		Dave