From 0048b9923daced04ffcb3b9974019b488ce19e8f Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 4 Mar 2015 12:15:30 -0700
Subject: [PATCH] staging: comedi: amplc_pci224: (!foo) preferred over (foo ==
 NULL)

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
Reading git-format-patch failed