linux-kernel - Re: [PATCH 1/2] scsi: be2iscsi: set errno on error path

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Message-ID: <yq1y3zuui8n.fsf@sermon.lab.mkp.net>
Date:   Mon, 05 Dec 2016 17:24:40 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Pan Bian <bianpan201603@....com>
Cc:     Subbu Seetharaman <subbu.seetharaman@...adcom.com>,
        Ketan Mukadam <ketan.mukadam@...adcom.com>,
        Jitendra Bhivare <jitendra.bhivare@...adcom.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Pan Bian <bianpan2016@....com>
Subject: Re: [PATCH 1/2] scsi: be2iscsi: set errno on error path

>>>>> "Pan" == Pan Bian <bianpan201603@....com> writes:

Pan> Variable ret is reset in the loop, and its value will be 0 during
Pan> the second and after repeat of the loop. If pci_alloc_consistent()
Pan> returns a NULL pointer then, it will leaves with return value 0. 0
Pan> means no error, which is contrary to the fact. This patches fixes
Pan> the bug, explicitly assigning "-ENOMEM" to return variable ret on
Pan> the path that the call to pci_alloc_consistent() fails.

Applied patches 1 and 2 to 4.10/scsi-queue.

-- 
Martin K. Petersen	Oracle Linux Engineering