drm/i915/gvt: throw error on unhandled vfio ioctls

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commit 9f591ae60e upstream.

On unknown/unhandled ioctls the driver should return an error, so
userspace knows it tried to use something unsupported.

Cc: stable@vger.kernel.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Gerd Hoffmann 2018-03-21 15:08:47 +01:00 • committed by Greg Kroah-Hartman

parent 325abf3db0

commit c53f225fd7

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/i915/gvt/kvmgt.c

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