From: David Gibson <david@gibson.dropbear.id.au>
Date: Fri, 3 Jun 2016 08:42:02 +0000 (+1000)
Subject: altstack: Don't use 0 pointer literals
X-Git-Url: http://git.ozlabs.org/?a=commitdiff_plain;ds=sidebyside;h=9683a45fa7f03e497fa4ae53c70730bc96fd28da;hp=9683a45fa7f03e497fa4ae53c70730bc96fd28da;p=ccan

altstack: Don't use 0 pointer literals

In a number of places the altstack module uses a literal '0' for pointer
values.  That's correct C, but doesn't make it obvious on a quick read
whether values are integers or pointers.  This patch changes those cases
to use the NULL define instead.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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