From ed4602e13f8d7b764308d6db58ff9932353f16a3 Mon Sep 17 00:00:00 2001
From: Michal Simek <michal.simek@xilinx.com>
Date: Thu, 18 Dec 2014 15:38:07 +0100
Subject: [PATCH] microblaze: Fix variable types to remove W=1 warning

This patch removes this warning:
arch/microblaze/kernel/signal.c: In function 'setup_rt_frame':
arch/microblaze/kernel/signal.c:177:3: warning: signed and unsigned type
in conditional expression [-Wsign-compare]

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
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