From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 18 Aug 2014 19:09:26 +0000 (-0400)
Subject: get rid of propagate_umount() mistakenly treating slaves as busy.
X-Git-Tag: fixes-v3.17-rc4~10^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=88b368f27a094277143d8ecd5a056116f6a41520;p=pandora-kernel.git

get rid of propagate_umount() mistakenly treating slaves as busy.

The check in __propagate_umount() ("has somebody explicitly mounted
something on that slave?") is done *before* taking the already doomed
victims out of the child lists.

Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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