Re: [PATCH v10 1/5] serdev: Make .remove in struct serdev_device_driver optional

[Greg Kroah-Hartman]

On Tue, Oct 31, 2017 at 09:36:52AM -0700, Andrey Smirnov wrote:
> Using devres infrastructure it is possible to write a serdev driver
> that doesn't have any code that needs to be called as a part of
> .remove. Add code to make .remove optional.

What about manual unbind from userspace through sysfs?  You need to have
a remove function.  All drivers need that, to not have it is pretty lazy :)

thanks,

greg k-h