All of lore.kernel.org
 help / color / mirror / Atom feed
From: Greg Kroah-Hartman <gregkh@suse.de>
To: netdev@vger.kernel.org
Cc: "David S. Miller" <davem@davemloft.net>,
	Jeff Garzik <jgarzik@redhat.com>,
	Jan-Bernd Themann <themann@de.ibm.com>,
	Thomas Klein <tklein@de.ibm.com>, Greg KH <greg@kroah.com>
Subject: [PATCH] net: remove driver_data direct access of struct device from more drivers
Date: Mon, 4 May 2009 13:01:45 -0700	[thread overview]
Message-ID: <20090504200145.GA22855@kroah.com> (raw)

From: Greg Kroah-Hartman <gregkh@suse.de>

In the near future, the driver core is going to not allow direct access
to the driver_data pointer in struct device.  Instead, the functions
dev_get_drvdata() and dev_set_drvdata() should be used.  These functions
have been around since the beginning, so are backwards compatible with
all older kernel versions.

Cc: netdev@vger.kernel.org
Cc: David S. Miller <davem@davemloft.net>
Cc: Jeff Garzik <jgarzik@redhat.com>
Cc: Jan-Bernd Themann <themann@de.ibm.com>
Cc: Thomas Klein <tklein@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 drivers/net/ehea/ehea_main.c |    8 ++++----
 drivers/net/ibmveth.c        |    8 ++++----
 drivers/net/sb1250-mac.c     |    6 +++---
 3 files changed, 11 insertions(+), 11 deletions(-)

--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -3256,7 +3256,7 @@ static ssize_t ehea_probe_port(struct de
 			       struct device_attribute *attr,
 			       const char *buf, size_t count)
 {
-	struct ehea_adapter *adapter = dev->driver_data;
+	struct ehea_adapter *adapter = dev_get_drvdata(dev);
 	struct ehea_port *port;
 	struct device_node *eth_dn = NULL;
 	int i;
@@ -3311,7 +3311,7 @@ static ssize_t ehea_remove_port(struct d
 				struct device_attribute *attr,
 				const char *buf, size_t count)
 {
-	struct ehea_adapter *adapter = dev->driver_data;
+	struct ehea_adapter *adapter = dev_get_drvdata(dev);
 	struct ehea_port *port;
 	int i;
 	u32 logical_port_id;
@@ -3399,7 +3399,7 @@ static int __devinit ehea_probe_adapter(
 
 	adapter->pd = EHEA_PD_ID;
 
-	dev->dev.driver_data = adapter;
+	dev_set_drvdata(&dev->dev, adapter);
 
 
 	/* initialize adapter and ports */
@@ -3463,7 +3463,7 @@ out:
 
 static int __devexit ehea_remove(struct of_device *dev)
 {
-	struct ehea_adapter *adapter = dev->dev.driver_data;
+	struct ehea_adapter *adapter = dev_get_drvdata(&dev->dev);
 	int i;
 
 	for (i = 0; i < EHEA_MAX_PORTS; i++)
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -1241,7 +1241,7 @@ static int __devinit ibmveth_probe(struc
 		return -ENOMEM;
 
 	adapter = netdev_priv(netdev);
-	dev->dev.driver_data = netdev;
+	dev_set_drvdata(&dev->dev, netdev);
 
 	adapter->vdev = dev;
 	adapter->netdev = netdev;
@@ -1335,7 +1335,7 @@ static int __devinit ibmveth_probe(struc
 
 static int __devexit ibmveth_remove(struct vio_dev *dev)
 {
-	struct net_device *netdev = dev->dev.driver_data;
+	struct net_device *netdev = dev_get_drvdata(&dev->dev);
 	struct ibmveth_adapter *adapter = netdev_priv(netdev);
 	int i;
 
@@ -1468,8 +1468,8 @@ const char * buf, size_t count)
 	struct ibmveth_buff_pool *pool = container_of(kobj,
 						      struct ibmveth_buff_pool,
 						      kobj);
-	struct net_device *netdev =
-	    container_of(kobj->parent, struct device, kobj)->driver_data;
+	struct net_device *netdev = dev_get_drvdata(
+	    container_of(kobj->parent, struct device, kobj));
 	struct ibmveth_adapter *adapter = netdev_priv(netdev);
 	long value = simple_strtol(buf, NULL, 10);
 	long rc;
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -2285,7 +2285,7 @@ static int sb1250_change_mtu(struct net_
 
 static int sbmac_init(struct platform_device *pldev, long long base)
 {
-	struct net_device *dev = pldev->dev.driver_data;
+	struct net_device *dev = dev_get_drvdata(&pldev->dev);
 	int idx = pldev->id;
 	struct sbmac_softc *sc = netdev_priv(dev);
 	unsigned char *eaddr;
@@ -2726,7 +2726,7 @@ static int __init sbmac_probe(struct pla
 		goto out_unmap;
 	}
 
-	pldev->dev.driver_data = dev;
+	dev_set_drvdata(&pldev->dev, dev);
 	SET_NETDEV_DEV(dev, &pldev->dev);
 
 	sc = netdev_priv(dev);
@@ -2751,7 +2751,7 @@ out_out:
 
 static int __exit sbmac_remove(struct platform_device *pldev)
 {
-	struct net_device *dev = pldev->dev.driver_data;
+	struct net_device *dev = dev_get_drvdata(&pldev->dev);
 	struct sbmac_softc *sc = netdev_priv(dev);
 
 	unregister_netdev(dev);

             reply	other threads:[~2009-05-04 20:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-04 20:01 Greg Kroah-Hartman [this message]
2009-05-05  4:33 ` [PATCH] net: remove driver_data direct access of struct device from more drivers David Miller

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20090504200145.GA22855@kroah.com \
    --to=gregkh@suse.de \
    --cc=davem@davemloft.net \
    --cc=greg@kroah.com \
    --cc=jgarzik@redhat.com \
    --cc=netdev@vger.kernel.org \
    --cc=themann@de.ibm.com \
    --cc=tklein@de.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.