From cb9eaba4c5dc16b4c00d7a86e4f5636c4edf964c Mon Sep 17 00:00:00 2001
From: Nicholas Mc Guire <der.herr@hofr.at>
Date: Sat, 27 Dec 2014 08:33:53 -0500
Subject: [PATCH] i2c: imx: fix handling of wait_for_completion_timeout result

wait_for_completion_timeout does not return negative values so
"result" handling here should be simplified to cover the actually
possible cases only.

Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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