diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_surface.c')
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_surface.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 32b9131b2bae..3ce630aa4fde 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -934,16 +934,12 @@ vmw_surface_handle_reference(struct vmw_private *dev_priv, uint32_t handle; struct ttm_base_object *base; int ret; - bool require_exist = false; if (handle_type == DRM_VMW_HANDLE_PRIME) { ret = ttm_prime_fd_to_handle(tfile, u_handle, &handle); if (unlikely(ret != 0)) return ret; } else { - if (unlikely(drm_is_render_client(file_priv))) - require_exist = true; - handle = u_handle; } @@ -960,9 +956,18 @@ vmw_surface_handle_reference(struct vmw_private *dev_priv, } if (handle_type != DRM_VMW_HANDLE_PRIME) { + bool require_exist = false; + user_srf = container_of(base, struct vmw_user_surface, prime.base); + /* Error out if we are unauthenticated primary */ + if (drm_is_primary_client(file_priv) && + !file_priv->authenticated) { + ret = -EACCES; + goto out_bad_resource; + } + /* * Make sure the surface creator has the same * authenticating master, or is already registered with us. @@ -971,6 +976,9 @@ vmw_surface_handle_reference(struct vmw_private *dev_priv, user_srf->master != file_priv->master) require_exist = true; + if (unlikely(drm_is_render_client(file_priv))) + require_exist = true; + ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL, require_exist); if (unlikely(ret != 0)) { |