From: Eric W. Biederman <ebiederm@xmission.com>
Date: Thu, 21 Mar 2013 09:30:41 +0000 (-0700)
Subject: yama:  Better permission check for ptraceme
X-Git-Tag: v3.9-rc5~21^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eddc0a3abff273842a94784d2d022bbc36dc9015;p=pandora-kernel.git

yama:  Better permission check for ptraceme

Change the permission check for yama_ptrace_ptracee to the standard
ptrace permission check, testing if the traceer has CAP_SYS_PTRACE
in the tracees user namespace.

Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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