[dm-devel] [PATCH 5/8 v2] dm: replace memset by memzero_explicit
Mike Snitzer
snitzer at redhat.com
Mon Dec 1 23:00:38 UTC 2014
On Mon, Dec 01 2014 at 4:03pm -0500,
Milan Broz <gmazyland at gmail.com> wrote:
> On 11/30/2014 06:03 PM, Julia Lawall wrote:
> > From: Julia Lawall <Julia.Lawall at lip6.fr>
> >
> > Memset on a local variable may be removed when it is called just before the
> > variable goes out of scope. Using memzero_explicit defeats this
> > optimization. A simplified version of the semantic patch that makes this
> > change is as follows: (http://coccinelle.lip6.fr/)
>
> Ack, but I submitted the same patch a week ago....
>
> https://www.redhat.com/archives/dm-devel/2014-November/msg00084.html
>
> Mike, please could you add this to linux-next tree or you want this
> to go through Herbert's tree?
> (I do not think it is good idea for DM patches.)
I staged it in linux-next for 3.19 inclusion, see:
https://git.kernel.org/cgit/linux/kernel/git/device-mapper/linux-dm.git/commit/?h=dm-for-3.19&id=a722201f9075b28be140bc13f8ec07bf6a42edd4
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