From: Axel Lin <axel.lin@gmail.com>
Date: Tue, 25 Jan 2011 14:12:12 +0000 (+0000)
Subject: intel_scu_ipc: fix signedness bug
X-Git-Tag: v2.6.38-rc3~62
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ecb5646cb098d9d1961c4b1af7b776c73b7541ac;p=pandora-kernel.git

intel_scu_ipc: fix signedness bug

busy_loop() returns negative error code, thus change err variable
from u32 to int to properly propagate correct error code.

Also remove unneeded initialization for err and i variables.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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