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(parent: 86c9663) | patch
drm/i915/gvt: throw error on unhandled vfio ioctls
authorGerd Hoffmann <kraxel@redhat.com>
Wed, 21 Mar 2018 14:08:47 +0000 (15:08 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 26 Apr 2018 09:00:37 +0000 (11:00 +0200)
commita864c3295d0327ba83d491da84858a4ee403d970
tree014cc813b745f4015d3e6e901be54c297c71b5eetree | snapshot
parent86c9663495cd5142a11cd4c60f113f31c7fbe0c4commit | diff
drm/i915/gvt: throw error on unhandled vfio ioctls

commit 9f591ae60e1be026901398ef99eede91237aa3a1 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>
drivers/gpu/drm/i915/gvt/kvmgt.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git