From 18383cb92f0d19e76e0374e573067e627cab9c92 Mon Sep 17 00:00:00 2001
From: Andrzej Hajda <a.hajda@samsung.com>
Date: Tue, 2 Sep 2014 14:56:21 +0200
Subject: [PATCH] drm/exynos/ipp: add file checks for ioctls

Process should not have access to ipp nodes created by another
process. The patch adds necessary checks.
It also simplifies lookup for command node.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
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Reading git-format-patch failed