From d99ba4465a08138966083d6c256b2f66e85a5095 Mon Sep 17 00:00:00 2001
From: Dmitry Torokhov <dtor@chromium.org>
Date: Fri, 14 Nov 2014 14:16:42 -0800
Subject: [PATCH] irqchip: brcmstb-l2: 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>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Kevin Cernekee <cernekee@gmail.com>
Link: https://lkml.kernel.org/r/20141114221642.GA37468@dtor-ws
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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Reading git-format-patch failed