On Tue, 16 Apr 2019, Arnd Bergmann wrote:

> Each of these drivers has a copy of the same trivial helper function to
> convert the pointer argument and then call the native ioctl handler.
> 
> We now have a generic implementation of that, so use it.
> 
> Acked-by: Greg Kroah-Hartman <[email protected]>
> Reviewed-by: Jarkko Sakkinen <[email protected]>
> Reviewed-by: Jason Gunthorpe <[email protected]>
> Signed-off-by: Arnd Bergmann <[email protected]>
> ---
>  drivers/char/ppdev.c              | 12 +---------
>  drivers/char/tpm/tpm_vtpm_proxy.c | 12 +---------
>  drivers/firewire/core-cdev.c      | 12 +---------
>  drivers/hid/usbhid/hiddev.c       | 11 +--------

For hiddev.c:

Reviewed-by: Jiri Kosina <[email protected]> 

-- 
Jiri Kosina
SUSE Labs

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