From: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
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: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Christian Gmeiner <christian.gmeiner@xxxxxxxxx>
Cc: etnaviv@xxxxxxxxxxxxxxxxxxxxx
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Signed-off-by: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
---
drivers/gpu/drm/etnaviv/etnaviv_drv.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
index 7eb7cf9c3fa8..a3076704ba4f 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
@@ -430,17 +430,17 @@ static int etnaviv_ioctl_pm_query_sig(struct drm_device *dev, void *data,
static const struct drm_ioctl_desc etnaviv_ioctls[] = {
#define ETNA_IOCTL(n, func, flags) \
DRM_IOCTL_DEF_DRV(ETNAVIV_##n, etnaviv_ioctl_##func, flags)
- ETNA_IOCTL(GET_PARAM, get_param, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_NEW, gem_new, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_INFO, gem_info, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_CPU_PREP, gem_cpu_prep, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_CPU_FINI, gem_cpu_fini, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_SUBMIT, gem_submit, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(WAIT_FENCE, wait_fence, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_USERPTR, gem_userptr, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(GEM_WAIT, gem_wait, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(PM_QUERY_DOM, pm_query_dom, DRM_AUTH|DRM_RENDER_ALLOW),
- ETNA_IOCTL(PM_QUERY_SIG, pm_query_sig, DRM_AUTH|DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GET_PARAM, get_param, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_NEW, gem_new, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_INFO, gem_info, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_CPU_PREP, gem_cpu_prep, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_CPU_FINI, gem_cpu_fini, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_SUBMIT, gem_submit, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(WAIT_FENCE, wait_fence, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_USERPTR, gem_userptr, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(GEM_WAIT, gem_wait, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(PM_QUERY_DOM, pm_query_dom, DRM_RENDER_ALLOW),
+ ETNA_IOCTL(PM_QUERY_SIG, pm_query_sig, DRM_RENDER_ALLOW),
};
static const struct vm_operations_struct vm_ops = {
--
2.21.0
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