We need to use the _safe() version of this macro so that we don't
dereference "pos" when it is freed.
Fixes: bc0686ff5fad ("drm/i915/gvt: support inconsecutive partial gtt entry write")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
drivers/gpu/drm/i915/gvt/gtt.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 58e166effa45..3f416341ae5f 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -2447,9 +2447,9 @@ static void intel_vgpu_destroy_all_ppgtt_mm(struct intel_vgpu *vgpu)
static void intel_vgpu_destroy_ggtt_mm(struct intel_vgpu *vgpu)
{
- struct intel_gvt_partial_pte *pos;
+ struct intel_gvt_partial_pte *pos, *n;
- list_for_each_entry(pos,
+ list_for_each_entry_safe(pos, n,
&vgpu->gtt.ggtt_mm->ggtt_mm.partial_pte_list, list) {
gvt_dbg_mm("partial PTE update on hold 0x%lx : 0x%llx\n",
pos->offset, pos->data);
--
2.11.0
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