From dc67d0fa8612ad49a8ec36040c5d22a9091bdbf6 Mon Sep 17 00:00:00 2001
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 23 Jul 2015 12:53:28 +0800
Subject: [PATCH] ACPICA: Remove extraneous check for null walk_state

ACPICA commit f9fd6e8bad0f16ce2b436c5cda36ced0c2d85302

Reported by Markus Elfring.

Link: https://github.com/acpica/acpica/commit/f9fd6e8b
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Reading git-format-patch failed