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Red Hat Bugzilla – Attachment 1677088 Details for
Bug 1808767
X crashes on i915 GPU with SNA 2D acceleration
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[patch]
Fix double-free crashes
xf86-video-intel-20200404-fix-crash.patch (text/plain), 489 bytes, created by
Alexei Podtelezhnikov
on 2020-04-08 01:44:48 UTC
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Description:
Fix double-free crashes
Filename:
MIME Type:
Creator:
Alexei Podtelezhnikov
Created:
2020-04-08 01:44:48 UTC
Size:
489 bytes
patch
obsolete
>diff --git a/src/sna/kgem.c b/src/sna/kgem.c >index 6a35067c..9865a912 100644 >--- a/src/sna/kgem.c >+++ b/src/sna/kgem.c >@@ -3079,6 +3079,9 @@ static void kgem_buffer_release(struct kgem *kgem, struct kgem_buffer *bo) > assert(cached != &bo->base); > list_del(&cached->vma); > >+ if (!cached->map__gtt) >+ continue; >+ > assert(*(struct kgem_bo **)cached->map__gtt == cached); > *(struct kgem_bo **)cached->map__gtt = NULL; > cached->map__gtt = NULL;
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