From: Eric Paris <eparis@redhat.com>
Date: Wed, 4 Apr 2012 17:46:36 +0000 (-0400)
Subject: SELinux: possible NULL deref in context_struct_to_string
X-Git-Tag: v3.5-rc1~161^2^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bb7081ab93582fd2557160549854200a5fc7b42a;p=pandora-kernel.git

SELinux: possible NULL deref in context_struct_to_string

It's possible that the caller passed a NULL for scontext.  However if this
is a defered mapping we might still attempt to call *scontext=kstrdup().
This is bad.  Instead just return the len.

Signed-off-by: Eric Paris <eparis@redhat.com>
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