From: Cody P Schafer <cody@linux.vnet.ibm.com>
Date: Fri, 10 Aug 2012 22:22:51 +0000 (-0700)
Subject: perf symbols: Don't try to synthesize plt without dynstr
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~97^2~31^2~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=52f9ddba516214a59fdd8eb155b2583ab314dc31;p=pandora-kernel.git

perf symbols: Don't try to synthesize plt without dynstr

If .dynsym exists but .dynstr is empty (NO_BITS or size==0), a segfault
occurs.  Avoid this by checking that .dynstr is not empty.

Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Cc: David Hansen <dave@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Matt Hellsley <matthltc@us.ibm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/1344637382-22789-6-git-send-email-cody@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---

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