On Wed, 21 Mar 2018 15:08:47 +0100 Gerd Hoffmann <[email protected]> wrote:
> On unknown/unhandled ioctls the driver should return an error, so > userspace knows it tried to use something unsupported. > > Cc: [email protected] > Signed-off-by: Gerd Hoffmann <[email protected]> > --- > drivers/gpu/drm/i915/gvt/kvmgt.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c > b/drivers/gpu/drm/i915/gvt/kvmgt.c > index 021f722e24..f34d7f1e6c 100644 > --- a/drivers/gpu/drm/i915/gvt/kvmgt.c > +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c > @@ -1284,7 +1284,7 @@ static long intel_vgpu_ioctl(struct mdev_device *mdev, > unsigned int cmd, > > } > > - return 0; > + return -ENOTTY; > } > > static ssize_t Reviewed-by: Alex Williamson <[email protected]> _______________________________________________ dri-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/dri-devel
