linux-kernel - [PATCH] virtio: refactor to use drv_to

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Message-ID: <1411372905-12649-1-git-send-email-mst@redhat.com>
Date:	Mon, 22 Sep 2014 11:03:31 +0300
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Christian Borntraeger <borntraeger@...ibm.com>,
	Cornelia Huck <cornelia.huck@...ibm.com>, linux390@...ibm.com,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Ashutosh Dixit <ashutosh.dixit@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Sudeep Dutt <sudeep.dutt@...el.com>,
	Nikhil Rao <nikhil.rao@...el.com>,
	Dasaratharaman Chandramouli 
	<dasaratharaman.chandramouli@...el.com>,
	Wolfram Sang <wsa@...-dreams.de>,
	Siva Yerramreddy <yshivakrishna@...il.com>,
	Heinz Graalfs <graalfs@...ux.vnet.ibm.com>,
	linux-s390@...r.kernel.org,
	virtualization@...ts.linux-foundation.org
Subject: [PATCH] virtio: refactor to use drv_to_virtio

Use drv_to_virtio instead of open-coding it.
Fix whitespace damage introduced by
	virtio: unify config_changed handling

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---

Note: I'll probably smash this into the previous patch.

 drivers/virtio/virtio.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 470b74f..3980687 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -241,8 +241,7 @@ EXPORT_SYMBOL_GPL(unregister_virtio_device);
 
 void virtio_config_changed(struct virtio_device *dev)
 {
-        struct virtio_driver *drv = container_of(dev->dev.driver,
-						 struct virtio_driver, driver);
+	struct virtio_driver *drv = drv_to_virtio(dev->dev.driver);
 
 	if (drv && drv->config_changed)
 		drv->config_changed(dev);
-- 
MST
--
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