[PATCH]

[Stephen Hemminger <shemminger@xxxxxxxx>]

Convert Digi RigtSwitch to use alloc_etherdev.

Builds (on 2.5.74) but once again, do not have real hardware to test.

diff -Nru a/drivers/net/dgrs.c b/drivers/net/dgrs.c
--- a/drivers/net/dgrs.c        Mon Jul  7 14:50:36 2003
+++ b/drivers/net/dgrs.c        Mon Jul  7 14:50:36 2003
@@ -1252,18 +1252,12 @@
 {
        DGRS_PRIV       *priv;
        struct net_device *dev, *aux;
-
-       /* Allocate and fill new device structure. */
-       int dev_size = sizeof(struct net_device) + sizeof(DGRS_PRIV);
        int i, ret;
 
-       dev = (struct net_device *) kmalloc(dev_size, GFP_KERNEL);
-
+       dev = alloc_etherdev(sizeof(DGRS_PRIV));
        if (!dev)
                return -ENOMEM;
 
-       memset(dev, 0, dev_size);
-       dev->priv = ((void *)dev) + sizeof(struct net_device);
        priv = (DGRS_PRIV *)dev->priv;
 
        dev->base_addr = io;
@@ -1279,7 +1273,7 @@
 
        dev->init = dgrs_probe1;
        SET_MODULE_OWNER(dev);
-       ether_setup(dev);
+
        if (register_netdev(dev) != 0) {
                kfree(dev);
                return -EIO;
@@ -1302,15 +1296,18 @@
                struct net_device       *devN;
                DGRS_PRIV       *privN;
                        /* Allocate new dev and priv structures */
-               devN = (struct net_device *) kmalloc(dev_size, GFP_KERNEL);
-                       /* Make it an exact copy of dev[0]... */
+               devN = alloc_etherdev(sizeof(DGRS_PRIV));
                ret = -ENOMEM;
                if (!devN) 
                        goto fail;
-               memcpy(devN, dev, dev_size);
-               memset(devN->name, 0, sizeof(devN->name));
-               devN->priv = ((void *)devN) + sizeof(struct net_device);
+
+               /* Make it an exact copy of dev[0]... */
+               *devN = *dev;
+
+               /* copy the priv structure of dev[0] */
                privN = (DGRS_PRIV *)devN->priv;
+               *privN = *priv;
+
                        /* ... and zero out VM areas */
                privN->vmem = 0;
                privN->vplxdma = 0;
@@ -1318,9 +1315,11 @@
                devN->irq = 0;
                        /* ... and base MAC address off address of 1st port */
                devN->dev_addr[5] += i;
+                       /* ... choose a new name */
+               strncpy(devN->name, "eth%d", IFNAMSIZ);
                devN->init = dgrs_initclone;
                SET_MODULE_OWNER(devN);
-               ether_setup(devN);
+
                ret = -EIO;
                if (register_netdev(devN)) {
                        kfree(devN);