Re: video_usercopy() enforces change of VideoText IOCTLs since 2.6.8

[Gerd Knorr <kraxel@bytesex.org>]

> +#define VTXIOCGETINFO	_IOR  (0x81,  1, vtx_info_t)
> +#define VTXIOCCLRPAGE	_IOW  (0x81,  2, vtx_pagereq_t)
> +#define VTXIOCCLRFOUND	_IOW  (0x81,  3, vtx_pagereq_t)
> +#define VTXIOCPAGEREQ	_IOW  (0x81,  4, vtx_pagereq_t)
> +#define VTXIOCGETSTAT	_IOW  (0x81,  5, vtx_pagereq_t)
> +#define VTXIOCGETPAGE	_IOW  (0x81,  6, vtx_pagereq_t)
> +#define VTXIOCSTOPDAU	_IOW  (0x81,  7, vtx_pagereq_t)

Hmm, _IOW for VTXIOCGET* looks bogous, is that really correct?

Note that you often need RW for read/get ioctls because even these
often pass data to the driver as well (for example the vtx page number
you want query the status for).  Please double-check that.  Otherwise
the patch looks ok to me.

  Gerd

-- 
return -ENOSIG;