linux-kernel - Re: [PATCH v3] scsi: ufs: Fix a possible use before initialization case

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Message-ID: <yq1mtryh1fx.fsf@ca-mkp.ca.oracle.com>
Date:   Wed, 09 Jun 2021 22:56:57 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Can Guo <cang@...eaurora.org>
Cc:     asutoshd@...eaurora.org, nguyenb@...eaurora.org,
        hongwus@...eaurora.org, ziqichen@...eaurora.org,
        linux-scsi@...r.kernel.org, kernel-team@...roid.com,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Stanley Chu <stanley.chu@...iatek.com>,
        Bean Huo <beanhuo@...ron.com>,
        Jaegeuk Kim <jaegeuk@...nel.org>,
        linux-kernel@...r.kernel.org (open list),
        linux-arm-kernel@...ts.infradead.org (moderated list:ARM/Mediatek SoC
        support),
        linux-mediatek@...ts.infradead.org (moderated list:ARM/Mediatek SoC
        support)
Subject: Re: [PATCH v3] scsi: ufs: Fix a possible use before initialization
 case


Can,

> In ufshcd_exec_dev_cmd(), if error happens before lrpb is initialized,
> then we should bail out instead of letting trace record the error.

Applied to 5.14/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering