From 7b00ed6fe6321547b9d51f5bfb30e7b5932e6889 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 16 Sep 2013 21:19:20 -0400
Subject: [PATCH] put_mnt_ns(): use drop_collected_mounts()

... rather than open-coding it

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