From 28cb6ccd2c7e86b3a4db94c7062cd27937bed424 Mon Sep 17 00:00:00 2001
From: Nicolas Kaiser <nikai@nikai.net>
Date: Mon, 15 Nov 2010 10:59:42 +0000
Subject: [PATCH] gianfar: fix signedness issue

irq_of_parse_and_map() has an unsigned return type.
Testing for a negative error value doesn't work here.

Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Reading git-format-patch failed