linux-kernel - [PATCHv1 2/7] vfio/mdev: Removed unused kref

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Date:   Tue, 26 Mar 2019 22:45:40 -0500
From:   Parav Pandit <parav@...lanox.com>
To:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        kwankhede@...dia.com, alex.williamson@...hat.com
Cc:     cjia@...dia.com, parav@...lanox.com
Subject: [PATCHv1 2/7] vfio/mdev: Removed unused kref

Remove unused kref from the mdev_device structure.

Fixes: 7b96953bc640 ("vfio: Mediated device Core driver")
Reviewed By: Kirti Wankhede <kwankhede@...dia.com>
Reviewed-by: Maxim Levitsky <mlevitsk@...hat.com>
Signed-off-by: Parav Pandit <parav@...lanox.com>
---
 drivers/vfio/mdev/mdev_core.c    | 1 -
 drivers/vfio/mdev/mdev_private.h | 1 -
 2 files changed, 2 deletions(-)

diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index 1299d2e..00ca613 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -311,7 +311,6 @@ int mdev_device_create(struct kobject *kobj,
 	mutex_unlock(&mdev_list_lock);
 
 	mdev->parent = parent;
-	kref_init(&mdev->ref);
 
 	mdev->dev.parent  = dev;
 	mdev->dev.bus     = &mdev_bus_type;
diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h
index 379758c..ddcf9c7 100644
--- a/drivers/vfio/mdev/mdev_private.h
+++ b/drivers/vfio/mdev/mdev_private.h
@@ -30,7 +30,6 @@ struct mdev_device {
 	struct mdev_parent *parent;
 	guid_t uuid;
 	void *driver_data;
-	struct kref ref;
 	struct list_head next;
 	struct kobject *type_kobj;
 	bool active;
-- 
1.8.3.1