From 9a7a848df1995f05f750b4ed491ac80a459c912f Mon Sep 17 00:00:00 2001
From: Dmitry Torokhov <dtor@chromium.org>
Date: Fri, 14 Nov 2014 19:09:50 -0300
Subject: [PATCH] [media] exynos4-is: fix error handling of
 irq_of_parse_and_map

Return value of irq_of_parse_and_map() is unsigned int, with 0
indicating failure, so testing for negative result never works.

Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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Reading git-format-patch failed