linux-kernel - Re: [PATCH] scsi: Let scsi_execute_cmd() mark args->sshdr as invalid

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Message-ID: <yq1ttwbsoii.fsf@ca-mkp.ca.oracle.com>
Date:   Tue, 16 May 2023 22:06:23 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Juergen Gross <jgross@...e.com>
Cc:     linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        stable@...r.kernel.org
Subject: Re: [PATCH] scsi: Let scsi_execute_cmd() mark args->sshdr as invalid


Juergen,

> Some callers of scsi_execute_cmd() (like e.g. sd_spinup_disk()) are
> passing an uninitialized struct sshdr and don't look at the return
> value of scsi_execute_cmd() before looking at the contents of that
> struct.

Which callers? sd_spinup_disk() appears to do the right thing...

-- 
Martin K. Petersen	Oracle Linux Engineering