This reverts commit 8059add0478e29cb641936011a8fcc9ce9fd80be.
It's breaking radv and most likely old libdrm_amdgpu versions.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/drm_ioctl.c | 20 ++++----------------
1 file changed, 4 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index d337f161909c..ce8a70875bd5 100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -508,13 +508,6 @@ int drm_version(struct drm_device *dev, void *data,
return err;
}
-static inline bool
-drm_render_driver_and_ioctl(const struct drm_device *dev, u32 flags)
-{
- return drm_core_check_feature(dev, DRIVER_RENDER) &&
- (flags & DRM_RENDER_ALLOW);
-}
-
/**
* drm_ioctl_permit - Check ioctl permissions against caller
*
@@ -529,19 +522,14 @@ drm_render_driver_and_ioctl(const struct drm_device *dev,
u32 flags)
*/
int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
{
- const struct drm_device *dev = file_priv->minor->dev;
-
/* ROOT_ONLY is only for CAP_SYS_ADMIN */
if (unlikely((flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)))
return -EACCES;
- /* AUTH is only for master ... */
- if (unlikely((flags & DRM_AUTH) && drm_is_primary_client(file_priv))) {
- /* authenticated ones, or render capable on DRM_RENDER_ALLOW. */
- if (!file_priv->authenticated &&
- !drm_render_driver_and_ioctl(dev, flags))
- return -EACCES;
- }
+ /* AUTH is only for authenticated or render client */
+ if (unlikely((flags & DRM_AUTH) && !drm_is_render_client(file_priv) &&
+ !file_priv->authenticated))
+ return -EACCES;
/* MASTER is only for master or control clients */
if (unlikely((flags & DRM_MASTER) &&
--
2.17.1
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