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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Parav Pandit <parav@mellanox.com>,
	Cornelia Huck <cohuck@redhat.com>,
	Maxim Levitsky <mlevitsk@redhat.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Sasha Levin <sashal@kernel.org>,
	kvm@vger.kernel.org
Subject: [PATCH AUTOSEL 4.19 341/671] vfio/mdev: Follow correct remove sequence
Date: Thu, 16 Jan 2020 11:59:39 -0500	[thread overview]
Message-ID: <20200116170509.12787-78-sashal@kernel.org> (raw)
In-Reply-To: <20200116170509.12787-1-sashal@kernel.org>

From: Parav Pandit <parav@mellanox.com>

[ Upstream commit a6d6f4f160f76d840e59affe664b8d3159e23056 ]

mdev_remove_sysfs_files() should follow exact mirror sequence of a
create, similar to what is followed in error unwinding path of
mdev_create_sysfs_files().

Fixes: 6a62c1dfb5c7 ("vfio/mdev: Re-order sysfs attribute creation")
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/vfio/mdev/mdev_sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vfio/mdev/mdev_sysfs.c b/drivers/vfio/mdev/mdev_sysfs.c
index 249472f05509..e7770b511d03 100644
--- a/drivers/vfio/mdev/mdev_sysfs.c
+++ b/drivers/vfio/mdev/mdev_sysfs.c
@@ -280,7 +280,7 @@ int  mdev_create_sysfs_files(struct device *dev, struct mdev_type *type)
 
 void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type)
 {
+	sysfs_remove_files(&dev->kobj, mdev_device_attrs);
 	sysfs_remove_link(&dev->kobj, "mdev_type");
 	sysfs_remove_link(type->devices_kobj, dev_name(dev));
-	sysfs_remove_files(&dev->kobj, mdev_device_attrs);
 }
-- 
2.20.1


  parent reply	other threads:[~2020-01-16 18:57 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200116170509.12787-1-sashal@kernel.org>
2020-01-16 16:59 ` [PATCH AUTOSEL 4.19 340/671] vfio/mdev: Avoid release parent reference during error path Sasha Levin
2020-01-16 16:59 ` Sasha Levin [this message]
2020-01-16 16:59 ` [PATCH AUTOSEL 4.19 342/671] vfio/mdev: Fix aborting mdev child device removal if one fails Sasha Levin
2020-01-16 17:03 ` [PATCH AUTOSEL 4.19 596/671] vhost/test: stop device before reset Sasha Levin

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