From: Thomas Jarosch <thomas.jarosch@intra2net.com>
Date: Fri, 14 Oct 2011 17:00:47 +0000 (+0200)
Subject: perf buildid: Fix possible unterminated readlink() result buffer
X-Git-Tag: v3.2-rc1~163^2~27^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6c3c5b26d08569ed80e10d3e02d3c997ed1e6e7c;p=pandora-kernel.git

perf buildid: Fix possible unterminated readlink() result buffer

The readlink function doesn't guarantee that a '\0' will be put at the
end of the provided buffer if there is no space left.

No need to do "buf[len] = '\0';" since the buffer is allocated with
zalloc().

Link: http://lkml.kernel.org/r/4E986ABF.9040706@intra2net.com
Signed-off-by: Thomas Jarosch <thomas.jarosch@intra2net.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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