linux-kernel - Re: [PATCH] scsi: hisi_sas: Add a missing call to kfree

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Message-ID: <916d3638-f3a6-dedc-c89d-de368db0213b@gmail.com>
Date:   Mon, 21 Nov 2016 15:25:23 +0100
From:   Quentin Lambert <lambert.quentin@...il.com>
To:     John Garry <john.garry@...wei.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,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] scsi: hisi_sas: Add a missing call to kfree


On 11/21/2016 03:16 PM, John Garry wrote:
> On 21/11/2016 13:20, Quentin Lambert wrote:
>>
>>
>> On 11/21/2016 01:53 PM, John Garry wrote:
>>> However I have noticed that we should do a call to hisi_sas_free() for
>>> this failure, and later failures in the probe.
>> I don't understand why, and would welcome the opportunity to learn
>> something.
>>
>
> We call hisi_sas_alloc() from hisi_sas_shost_alloc(); if we fail after 
> this in hisi_sas_probe(), then we should free the memmories and 
> workqueue got in hisi_sas_alloc(), which we don't.
Thanks.
Are you writing the patch or do you want me to do it?

Quentin