From 160f7592f2364b47c615cff96117f0877d58e427 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 25 Jan 2015 14:09:49 -0500
Subject: [PATCH] debugfs_mknod(): get rid useless arguments

dev is always zero, dir was only used to get its ->i_sb, which is
equal to ->d_sb of dentry...

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