linux-kernel - Re: [PATCH] scsi: csiostor: Fix dereference of null pointer rn

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Message-ID: <yq1343hnpws.fsf@ca-mkp.ca.oracle.com>
Date: Tue, 03 Feb 2026 22:34:12 -0500
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Colin Ian King <colin.i.king@...il.com>
Cc: "James E . J . Bottomley" <James.Bottomley@...senPartnership.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Bart Van Assche
 <bvanassche@....org>,
        Naresh Kumar Inna <naresh@...lsio.com>, linux-scsi@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scsi: csiostor: Fix dereference of null pointer rn


Colin,

> The error exit path when rn is NULL ends up deferencing the null
> pointer rn via the use of the macro CSIO_INC_STATS. Fix this by
> adding a new error return path label after the use of the macro
> to avoid the deference.

Applied to 6.20/scsi-staging, thanks!

-- 
Martin K. Petersen