Re: [PATCH] scsi: sd: call device_del() if device_add_disk() fails

[Christoph Hellwig]

> The temptation was to call device_unregister() which is a combined
> device_del(); device_put(); but when the device_initialize() and
> device_add() are called separately, then I think it is more readable to
> call del and put separately as well.

I think we should also consolidate the initialization side.  Using
device_register and device_unregister would have prevented this bug
and I should have switched to that before refactoring the code.