From 326eb17d73a6b424ed7c47c693ff53721618fc48 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Tue, 30 Sep 2014 15:36:28 +1000
Subject: [PATCH] md: remove unnecessary test for MD_MAJOR in md_ioctl()

unknown ioctls no longer get this deep into md_ioctl since
md_ioctl_valid() was introduced in 3.14.
So remove the test and the misleading comment.

Signed-off-by: NeilBrown <neilb@suse.de>
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