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-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 1a3e909b7bba..c7320ce4567d 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1020,6 +1020,12 @@ static int ttm_bo_mem_compat(struct ttm_placement *placement,
1020 struct ttm_mem_reg *mem) 1020 struct ttm_mem_reg *mem)
1021{ 1021{
1022 int i; 1022 int i;
1023 struct drm_mm_node *node = mem->mm_node;
1024
1025 if (node && placement->lpfn != 0 &&
1026 (node->start < placement->fpfn ||
1027 node->start + node->size > placement->lpfn))
1028 return -1;
1023 1029
1024 for (i = 0; i < placement->num_placement; i++) { 1030 for (i = 0; i < placement->num_placement; i++) {
1025 if ((placement->placement[i] & mem->placement & 1031 if ((placement->placement[i] & mem->placement &