From: Patrick Farrell <paf@cray.com>
Date: Mon, 2 Feb 2015 02:52:18 +0000 (-0500)
Subject: staging/lustre/clio: Do not allow group locks with gid 0
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~83^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=431b567856875536c7f574f30cd870d758aa6c2f;p=pandora-kernel.git

staging/lustre/clio: Do not allow group locks with gid 0

When a group lock with GID=0 is released (put_grouplock is
called), an assertion in cl_put_grouplock is hit.

We should not allow group lock requests with GID=0, instead
we should return -EINVAL.

Signed-off-by: Patrick Farrell <paf@cray.com>
Reviewed-on: http://review.whamcloud.com/12459
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5817
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: frank zago <fzago@cray.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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