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Commit 0a0b65d8 authored by Emil Velikov's avatar Emil Velikov Committed by Sean Paul
Browse files

drm/vgem: drop DRM_AUTH usage from the driver 



The authentication can be circumvented, by design, by using the render
node.

From the driver POV there is no distinction between primary and render
nodes, thus we can drop the token.

Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: default avatarEmil Velikov <emil.velikov@collabora.com>
Signed-off-by: default avatarSean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190527081741.14235-11-emil.l.velikov@gmail.com
parent 34127c7a

drivers/gpu/drm/vgem/vgem_drv.c

+2 −2
Original line number Diff line number Diff line
@@ -253,8 +253,8 @@ static int vgem_gem_dumb_map(struct drm_file *file, struct drm_device *dev, 
}



static struct drm_ioctl_desc vgem_ioctls[] = {

	DRM_IOCTL_DEF_DRV(VGEM_FENCE_ATTACH, vgem_fence_attach_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),

	DRM_IOCTL_DEF_DRV(VGEM_FENCE_SIGNAL, vgem_fence_signal_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),

	DRM_IOCTL_DEF_DRV(VGEM_FENCE_ATTACH, vgem_fence_attach_ioctl, DRM_RENDER_ALLOW),

	DRM_IOCTL_DEF_DRV(VGEM_FENCE_SIGNAL, vgem_fence_signal_ioctl, DRM_RENDER_ALLOW),

};



static int vgem_mmap(struct file *filp, struct vm_area_struct *vma)