On 14 November 2016 at 11:29, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:
> On the DMA mapping error path, sg may be NULL (it has already been
> marked as the last scatterlist entry), and we should avoid dereferencing
> it again.
>
> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Fixes: e227330223a7 ("drm/i915: avoid leaking DMA mappings")
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>
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