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SubjectRe: [PATCH v2] scsi: sg: fix SG_DXFER_FROM_DEV transfers
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Johannes,

> SG_DXFER_FROM_DEV transfers do not necessarily have a dxferp as we set
> it to NULL for the old sg_io read/write interface, but must have a
> length bigger than 0. This fixes a regression introduced by commit
> 28676d869bbb ("scsi: sg: check for valid direction before starting the
> request")

Applied to 4.13/scsi-fixes. Thank you!

--
Martin K. Petersen Oracle Linux Engineering

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