Re: [PATCH] scsi: sg: only check for dxfer_len greater than 256M

From: Martin K. Petersen
Date: Thu Jul 27 2017 - 08:52:18 EST



Johannes,

> Don't make any assumptions on the sg_io_hdr_t::dxfer_direction or the
> sg_io_hdr_t::dxferp in order to determine if it is a valid
> request. The only way we can check for bad requests is by checking if
> the length exceeds 256M.

Applied to 4.13/scsi-fixes. Thanks!

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Martin K. Petersen Oracle Linux Engineering