From: Johannes Berg <johannes@sipsolutions.net>
To: Hannes Frederic Sowa <hannes@stressinduktion.org>,
Lennart Sorensen <lsorense@csclub.uwaterloo.ca>,
Al Viro <viro@ZenIV.linux.org.uk>
Cc: Joe Perches <joe@perches.com>, David Miller <davem@davemloft.net>,
ben@decadent.org.uk, luis.henriques@canonical.com,
avijitnsec@codeaurora.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: CVE-2014-9900 fix is not upstream
Date: Thu, 25 Aug 2016 14:41:08 +0200 [thread overview]
Message-ID: <1472128868.24772.12.camel@sipsolutions.net> (raw)
In-Reply-To: <1472128800.24772.11.camel@sipsolutions.net> (sfid-20160825_144034_137293_6B5C4140)
> struct ethtool_wolinfo {
> __u32 cmd;
> __u32 supported;
> __u32 wolopts;
> __u8 sopass[SOPASS_MAX]; // 6, actually
> };
>
> we could do
>
> struct ethtool_wolinfo {
> __u32 cmd;
> __u32 supported;
> __u32 wolopts;
> __u8 sopass[SOPASS_MAX]; // 6, actually
> __u8 reserved[2];
> };
>
> and then the compiler has to properly treat it, since it's no longer
> unnamed padding.
>
Although, on some architectures, that could actually break the ABI by
changing the size, oh well.
johannes
next prev parent reply other threads:[~2016-08-25 12:41 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-23 13:41 CVE-2014-9900 fix is not upstream Luis Henriques
2016-08-23 13:41 ` net: Zeroing the structure ethtool_wolinfo in ethtool_get_wol() Luis Henriques
2016-08-23 14:06 ` Joe Perches
[not found] ` <CAOp4FwRxfE61azV78TZ7EKESQZzRU2Pfkc2GJ9j3MV7pr80qew@mail.gmail.com>
2016-08-23 15:40 ` Joe Perches
2016-08-23 14:21 ` Eric Dumazet
2016-08-23 15:05 ` Joe Perches
2016-08-23 15:36 ` Eric Dumazet
2016-08-23 16:38 ` Andrey Ryabinin
2016-08-23 16:46 ` Edward Cree
2016-08-23 17:15 ` Vegard Nossum
2016-08-23 17:33 ` Ben Hutchings
2016-08-23 16:40 ` CVE-2014-9900 fix is not upstream David Miller
2016-08-23 17:35 ` Ben Hutchings
2016-08-23 18:24 ` David Miller
2016-08-23 20:09 ` Al Viro
2016-08-23 20:34 ` Joe Perches
2016-08-23 20:49 ` Lennart Sorensen
2016-08-23 21:25 ` Al Viro
2016-08-24 14:03 ` Lennart Sorensen
2016-08-24 20:36 ` Hannes Frederic Sowa
2016-08-25 12:40 ` Johannes Berg
2016-08-25 12:41 ` Johannes Berg [this message]
2016-08-25 15:14 ` One Thousand Gnomes
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