From 49be4fb9cc3431fc4ebc71c764db848483b2a16c Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Thu, 23 Oct 2014 23:00:53 -0400
Subject: [PATCH] overlayfs: embed root into overlay_readdir_data

no sense having it a pointer - all instances have it pointing to
local variable in the same stack frame

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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Reading git-format-patch failed