[PATCH] list.h: don't crash when removing an element from a NULL list

[Keith Packard]

Peter Hutterer <peter.hutterer at who-t.net> writes:

> Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
> ---
> Keith, please merge this directly if you're happy with it.

It looks fine, but I don't see any place that this actually matters in
current code?

(the more I see of these twisty list macros, the more I prefer
open-coded lists though; wow this is hard to understand).

-- 
keith.packard at intel.com
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