From: Will Deacon <will.deacon@arm.com>
Date: Thu, 4 Nov 2010 17:23:50 +0000 (+0100)
Subject: ARM: 6469/1: perf-events: squash compiler warning
X-Git-Tag: v2.6.37-rc2~27^2~6
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3b291d98878a5f25fee56255bcfa420e85dff59;p=pandora-kernel.git

ARM: 6469/1: perf-events: squash compiler warning

armv7_pmnc_counter_has_overflowed can return uninitialised data
if an invalid counter is specified.

This patch fixes the code to return 0 in this case, which squashes
the compiler warning from GCC 4.5.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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