ttm: Fix error-path using an uninitialized value

Pointed out by Michel Daenzer.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index ae3c6f5dd2b71acee36f863deafc3896a874010e..082fcaea583fb08303d1baab9b68125a1cf31079 100644 (file)
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -321,7 +321,7 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
        struct ttm_mem_type_manager *man = &bdev->man[new_mem->mem_type];
        struct ttm_tt *ttm = bo->ttm;
        struct ttm_mem_reg *old_mem = &bo->mem;
-       struct ttm_mem_reg old_copy;
+       struct ttm_mem_reg old_copy = *old_mem;
        void *old_iomap;
        void *new_iomap;
        int ret;