xen/blkback: use drv_get/set_drvdata rather than directly accessing driver_data.

Direct driver_data access is obsolete and will disappear.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/xen/blkback/xenbus.c b/drivers/xen/blkback/xenbus.c
index 04c0a12aff36..34f8e4046578 100644
--- a/drivers/xen/blkback/xenbus.c
+++ b/drivers/xen/blkback/xenbus.c
@@ -105,7 +105,7 @@ static void update_blkif_status(blkif_t *blkif)
                                    char *buf)                           \
         {                                                               \
                 struct xenbus_device *dev = to_xenbus_device(_dev);     \
-                struct backend_info *be = dev->dev.driver_data;         \
+                struct backend_info *be = dev_get_drvdata(&dev->dev);   \
                                                                         \
                 return sprintf(buf, format, ##args);                    \
         }                                                               \
@@ -169,7 +169,7 @@ void xenvbd_sysfs_delif(struct xenbus_device *dev)
 
 static int blkback_remove(struct xenbus_device *dev)
 {
-        struct backend_info *be = dev->dev.driver_data;
+        struct backend_info *be = dev_get_drvdata(&dev->dev);
 
         DPRINTK("");
 
@@ -190,7 +190,7 @@ static int blkback_remove(struct xenbus_device *dev)
         }
 
         kfree(be);
-        dev->dev.driver_data = NULL;
+        dev_set_drvdata(&dev->dev, NULL);
         return 0;
 }
 
@@ -225,7 +225,7 @@ static int blkback_probe(struct xenbus_device *dev,
                 return -ENOMEM;
         }
         be->dev = dev;
-        dev->dev.driver_data = be;
+        dev_set_drvdata(&dev->dev, be);
 
         be->blkif = blkif_alloc(dev->otherend_id);
         if (IS_ERR(be->blkif)) {
@@ -348,7 +348,7 @@ static void backend_changed(struct xenbus_watch *watch,
 static void frontend_changed(struct xenbus_device *dev,
                              enum xenbus_state frontend_state)
 {
-        struct backend_info *be = dev->dev.driver_data;
+        struct backend_info *be = dev_get_drvdata(&dev->dev);
         int err;
 
         DPRINTK("%s", xenbus_strstate(frontend_state));