Re: [PATCH] scsi: mptfusion: Fix double fetch bug in ioctl

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To: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Subject: Re: [PATCH] scsi: mptfusion: Fix double fetch bug in ioctl
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Wed, 15 Jan 2020 23:07:28 -0500
Cc: Sathya Prakash <sathya.prakash@xxxxxxxxxxxx>, Chaitra P B <chaitra.basappa@xxxxxxxxxxxx>, Suganath Prabu Subramani <suganath-prabu.subramani@xxxxxxxxxxxx>, MPT-FusionLinux.pdl@xxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, Tom Hatskevich <tom2001tom.23@xxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
In-reply-to: <20200114123414.GA7957@kadam> (Dan Carpenter's message of "Tue, 14 Jan 2020 15:34:14 +0300")
Organization: Oracle Corporation
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux)

Dan,

> Tom Hatskevich reported that we look up "iocp" then, in the called
> functions we do a second copy_from_user() and look it up again.  The
> problem that could cause is:

Applied to 5.5/scsi-fixes, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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- [PATCH] scsi: mptfusion: Fix double fetch bug in ioctl
  - From: Dan Carpenter

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