From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Tue, 1 Mar 2011 13:21:44 +0000 (-0300)
Subject: perf top browser: Handle empty active symbols list
X-Git-Tag: v2.6.39-rc1~510^2~44
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3166fc8fb6a2f52273d545e970297524e02c3e39;p=pandora-kernel.git

perf top browser: Handle empty active symbols list

Fixing a SEGV. An empty list could happen when not being able to resolve
symbols, for instance when --vmlinux invalid-file is used.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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