From abc9f5beb1ca97b5157914c83c85d67a6b665d74 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 12 May 2015 16:53:42 -0400
Subject: [PATCH] namei: make filename_lookup() reject ERR_PTR() passed as name

makes for much easier life in callers

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