drm/radeon: Don't unreserve twice on failure to validate.

This is done later in radeon_object_list_unvalidate(). Doing it twice triggers
a BUG in TTM, rendering X on KMS unusable until reboot.

Signed-off-by: Michel Dänzer <daenzer@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index d5b1fd5..3961a44 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -433,7 +433,6 @@ int radeon_object_list_validate(struct list_head *head, void *fence)
                                                       robj->tobj.proposed_placement,
                                                       true, false);
                        if (unlikely(r)) {
-                               radeon_object_list_unreserve(head);
                                DRM_ERROR("radeon: failed to validate.\n");
                                return r;
                        }