netdev - Re: [PATCH] virtio_net: fix the potential NULL pointer in xmit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Fri, 14 Feb 2014 13:25:36 +0800
From:	Zhi Yong Wu <zwu.kernel@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	Zhi Yong Wu <wuzhy@...ux.vnet.ibm.com>,
	Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: [PATCH] virtio_net: fix the potential NULL pointer in xmit_skb()

On Fri, Feb 14, 2014 at 1:12 PM, David Miller <davem@...emloft.net> wrote:
> From: Zhi Yong Wu <wuzhy@...ux.vnet.ibm.com>
> Date: Fri, 14 Feb 2014 12:00:08 +0800
>
>> The pointer hdr isn't assigned before hdr->mhdr and hdr->hdr
>> are used, so it could be one invalid pointer.
>>
>> Signed-off-by: Zhi Yong Wu <wuzhy@...ux.vnet.ibm.com>
>
> sizeof(x) does not evaluate any dereferences made by 'x'
thanks for your explanation.
> --
> To unsubscribe from this list: send the line "unsubscribe netdev" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html



-- 
Regards,

Zhi Yong Wu
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html