From: Bryan Schumaker <bjschuma@netapp.com>
Date: Wed, 13 Apr 2011 18:31:28 +0000 (-0400)
Subject: NFS: Fix infinite loop in gss_create_upcall()
X-Git-Tag: v2.6.39-rc6~24^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d1a8016a2d1e75021ecc8715e3c81442d7218eb6;p=pandora-kernel.git

NFS: Fix infinite loop in gss_create_upcall()

There can be an infinite loop if gss_create_upcall() is called without
the userspace program running.  To prevent this, we return -EACCES if
we notice that pipe_version hasn't changed (indicating that the pipe
has not been opened).

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>

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