From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Tue, 23 Dec 2008 20:21:39 +0000 (-0500)
Subject: NFSv4: Fix up the dereferencing of delegation->inode
X-Git-Tag: v2.6.29-rc1~553^2^2~53
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=86e894899820f2b3094d5557124fc22743ae0fc7;p=pandora-kernel.git

NFSv4: Fix up the dereferencing of delegation->inode

Without an extra lock, we cannot just assume that the delegation->inode is
valid when we're traversing the rcu-protected nfs_client lists. Use the
delegation->lock to ensure that it is truly valid.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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