Re: [PATCH] sg, bsg: mitigate read/write abuse, block uaccess in release

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To: Jann Horn <jannh@xxxxxxxxxx>
Subject: Re: [PATCH] sg, bsg: mitigate read/write abuse, block uaccess in release
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Thu, 21 Jun 2018 05:40:36 -0700
Cc: Jens Axboe <axboe@xxxxxxxxx>, FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>, Doug Gilbert <dgilbert@xxxxxxxxxxxx>, "James E.J. Bottomley" <jejb@xxxxxxxxxxxxxxxxxx>, "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>, linux-block@xxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, kernel-hardening@xxxxxxxxxxxxxxxxxx, security@xxxxxxxxxx
In-reply-to: <20180615152335.208202-1-jannh@google.com>
References: <20180615152335.208202-1-jannh@google.com>
User-agent: Mutt/1.9.2 (2017-12-15)

Can you resend a patch for the sg driver alone?  Also I think
we just want the scsi_safe_file_access code inside sg itself,
it really has nothing to do with the reset of the contents in
scsi_cmnd.h

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