On Thu, Oct 17, 2019 at 8:25 PM Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx> wrote: > > On Wed, 2019-10-09 at 21:10 +0200, Arnd Bergmann wrote: > [...] > > --- a/drivers/isdn/capi/capi.c > > +++ b/drivers/isdn/capi/capi.c > > @@ -950,6 +950,34 @@ capi_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg) > > return ret; > > } > > > > +#ifdef CONFIG_COMPAT > > +static long > > +capi_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) > > +{ > > + int ret; > > + > > + if (cmd == CAPI_MANUFACTURER_CMD) { > > + struct { > > + unsigned long cmd; > > Should be u32? Good catch, changed to compat_ulong_t now. Thanks, Arnd