drm/radeon/kms: Avoid crash when trying to cleanup uninitialized structure

Add boolean to record if some part of the driver are initialized or
not this allow to avoid a crash when trying to cleanup uninitialized
structure members.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index cd650fd3964e..53b55608102b 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -162,6 +162,7 @@ struct radeon_fence_driver {
         struct list_head                created;
         struct list_head                emited;
         struct list_head                signaled;
+        bool                            initialized;
 };
 
 struct radeon_fence {
@@ -202,8 +203,9 @@ struct radeon_surface_reg {
 struct radeon_mman {
         struct ttm_bo_global_ref        bo_global_ref;
         struct ttm_global_reference     mem_global_ref;
-        bool                            mem_global_referenced;
         struct ttm_bo_device            bdev;
+        bool                            mem_global_referenced;
+        bool                            initialized;
 };
 
 struct radeon_bo {