drm/radeon/kms: Fix r600 blit cleanup path

[safe/jmp/linux-2.6] / drivers / gpu / drm / radeon / rv770.c

diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 16f7317..7f17ddf 100644 (file)
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -975,10 +975,12 @@ int rv770_suspend(struct radeon_device *rdev)
        r600_wb_disable(rdev);
        rv770_pcie_gart_disable(rdev);
        /* unpin shaders bo */
-       r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
-       if (likely(r == 0)) {
-               radeon_bo_unpin(rdev->r600_blit.shader_obj);
-               radeon_bo_unreserve(rdev->r600_blit.shader_obj);
+       if (rdev->r600_blit.shader_obj) {
+               r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
+               if (likely(r == 0)) {
+                       radeon_bo_unpin(rdev->r600_blit.shader_obj);
+                       radeon_bo_unreserve(rdev->r600_blit.shader_obj);
+               }
        }
        return 0;
 }