Network: convert network devices to use struct device instead of class_device

This lets the network core have the ability to handle suspend/resume
issues, if it wants to.

Thanks to Frederik Deweerdt <frederik.deweerdt@gmail.com> for the arm
driver fixes.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index 936c888..656f216 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -4293,8 +4293,8 @@
 	strncpy(info->driver, DRIVER_NAME, sizeof(info->driver) - 1);
 	strncpy(info->version, DRIVER_VERSION, sizeof(info->version) - 1);
 	strncpy(info->fw_version, priv->fw_name, sizeof(info->fw_version) - 1);
-	if (dev->class_dev.dev)
-		strncpy(info->bus_info, dev->class_dev.dev->bus_id,
+	if (dev->dev.parent)
+		strncpy(info->bus_info, dev->dev.parent->bus_id,
 			sizeof(info->bus_info) - 1);
 	else
 		snprintf(info->bus_info, sizeof(info->bus_info) - 1,