[PATCH] nvme: Fix nvme_get/set_features() with a NULL result pointer

[Jens Axboe]

On 08/24/2016 04:52 AM, Andy Lutomirski wrote:
> nvme_set_features() callers seem to expect that passing NULL as the
> result pointer is acceptable.  Teach nvme_set_features() not to try to
> write to the NULL address.
>
> For symmetry, make the same change to nvme_get_features(), despite the
> fact that all current callers pass a valid result pointer.
>
> I assume that this bug hasn't been reported in practice because
> the callers that pass NULL are all in the SCSI translation layer
> and no one uses the relevant operations.

Thanks, applied for 4.8.


-- 
Jens Axboe