linux-kernel - Re: [PATCH v2] ipmi: Fix NULL pointer dereference in ssif

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Message-ID: <cc9d1a34-30df-ea99-a369-fe2f9c2138fb@embeddedor.com>
Date:   Fri, 31 Aug 2018 15:49:54 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     minyard@....org, Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     openipmi-developer@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ipmi: Fix NULL pointer dereference in ssif_probe



On 8/31/18 2:15 PM, Corey Minyard wrote:
> On 08/31/2018 10:00 AM, Gustavo A. R. Silva wrote:
>> There is a potential execution path in which function ssif_info_find()
>> returns NULL, hence there is a NULL pointer dereference when accessing
>> pointer *addr_info*
>>
>> Fix this by null checking *addr_info* before dereferencing it.
> 
> Thanks for catching this quickly, before it went out.  It's merged into my next tree.
> 

Glad to help. :)

Thanks
--
Gustavo