linux-kernel - Re: [PATCH v3 1/3] scsi: aacraid: improve compat

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Message-ID: <yq1mtzwtst4.fsf@ca-mkp.ca.oracle.com>
Date:   Wed, 04 Nov 2020 21:56:51 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Adaptec OEM Raid Solutions <aacraid@...rosemi.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Arnd Bergmann <arnd@...db.de>, Christoph Hellwig <hch@....de>,
        Hannes Reinecke <hare@...e.de>, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/3] scsi: aacraid: improve compat_ioctl handlers


Arnd,

> The use of compat_alloc_user_space() can be easily replaced by
> handling compat arguments in the regular handler, and this will make
> it work for big-endian kernels as well, which at the moment get an
> invalid indirect pointer argument.

Applied to 5.11/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering