From: Frederic Weisbecker <fweisbec@gmail.com>
Date: Sat, 21 May 2011 18:08:15 +0000 (+0200)
Subject: perf tools: Robustify dynamic sample content fetch
X-Git-Tag: v3.0-rc1~343^2~6^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=98e1da905cbe64bb023a165c7c01eef5e800609e;p=pandora-kernel.git

perf tools: Robustify dynamic sample content fetch

Ensure the size of the dynamic fields such as callchains
or raw events don't overlap the whole event boundaries.

This prevents from dereferencing junk if the given size of
the callchain goes too eager.

Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Stephane Eranian <eranian@google.com>
---

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