Re: [PATCH] driver core: Make sure device detached from driver before deleting it

[Greg Kroah-Hartman]

On Wed, Oct 18, 2017 at 01:49:26PM +0800, Jeffy Chen wrote:
> There are cases we call device_del() without detaching it from the
> driver(e.g. spi core del children devices).

Why would you do that?  Shouldn't that be fixed instead of this odd
work-around for a broken bus?

thanks,

greg k-h