Get rid of superfluous assignments

[Marek Polacek]

On Wed, Mar 07, 2012 at 10:06:06AM -0800, Paul Eggert wrote:
> patches should try to stick to a vanilla format.  Recipients
> should also try to accommodate senders who can't do that due
> to poorly-configured software; part of this accommodation
> can include polite requests to use a vanilla format.

I think this document might come in handy:
http://www.mjmwired.net/kernel/Documentation/email-clients.txt

	Marek