From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Mon, 13 Aug 2012 21:15:50 +0000 (-0400)
Subject: NFS: Convert nfs_get_lock_context to return an ERR_PTR on failure
X-Git-Tag: v3.7-rc1~58^2~103
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b3c54de6f82d01637796bcc1f667a45f3b32e814;p=pandora-kernel.git

NFS: Convert nfs_get_lock_context to return an ERR_PTR on failure

We want to be able to distinguish between allocation failures, and
the case where the lock context is not needed (because there are no
locks).

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