From: Sage Weil <sage@inktank.com>
Date: Thu, 7 Jun 2012 20:43:35 +0000 (-0700)
Subject: ceph: clean up useless d_parent checks
X-Git-Tag: v3.6-rc1~36^2~74
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8842b3be96c376f174ae0d4f282d14728ad5febf;p=pandora-kernel.git

ceph: clean up useless d_parent checks

d_parent is never NULL, and IS_ROOT() is the proper way to check for a
(non-self-referential) parent.

Reported-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Sage Weil <sage@inktank.com>
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