From 0dd3b72cc66117e5c6dc638f55e4f2e5cc60ed70 Mon Sep 17 00:00:00 2001
From: Subash Patel <subash.rp@samsung.com>
Date: Mon, 25 Jun 2012 11:22:57 -0700
Subject: [PATCH] drm/exynos: check for null in return value of
 dma_buf_map_attachment()

dma_buf_map_attachment() can return NULL and valid sg as return
value. Hence the check for the returned scatter-gather must be using
the inline function IS_ERR_OR_NULL() in place of IS_ERR()

Signed-off-by: Subash Patel <subash.ramaswamy@linaro.org>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
Reading git-format-patch failed