Am 28.08.2018 um 18:58 schrieb Michel Dänzer:
From: Michel Dänzer <michel.daenzer@xxxxxxx>
The first parameter of list_cut_position() must point to an initialized
list.
Noticed thanks to KASAN pointing out something's fishy here.
Fixes: "drm/ttm: add bulk move function on LRU"
Signed-off-by: Michel Dänzer <michel.daenzer@xxxxxxx>
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/ttm/ttm_bo.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 39d9d559b279..35d53d81f486 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -250,7 +250,8 @@ EXPORT_SYMBOL(ttm_bo_move_to_lru_tail);
static void ttm_bo_bulk_move_helper(struct ttm_lru_bulk_move_pos *pos,
struct list_head *lru, bool is_swap)
{
- struct list_head entries, before;
+ LIST_HEAD(entries);
+ LIST_HEAD(before);
struct list_head *list1, *list2;
list1 = is_swap ? &pos->last->swap : &pos->last->lru;
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