From: Jiang Liu <liuj97@gmail.com>
Date: Fri, 7 Dec 2012 20:43:50 +0000 (-0700)
Subject: VFIO: unregister IOMMU notifier on error recovery path
X-Git-Tag: v3.8-rc1~10^2~3
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9df7b25ab71cee770826d1e7983eb8b6715543d6;p=pandora-kernel.git

VFIO: unregister IOMMU notifier on error recovery path

On error recovery path in function vfio_create_group(), it should
unregister the IOMMU notifier for the new VFIO group. Otherwise it may
cause invalid memory access later when handling bus notifications.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
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