fix switch_driver to avoid segfaults

SVN-Revision: 8071

target/linux/adm5120-2.6/files/drivers/net/adm5120sw.c

@@ -554,7 +554,7 @@ static int __init adm5120_sw_init(void)
 	adm5120_set_reg(ADM5120_RECEIVE_HBADDR, KSEG1ADDR(adm5120_dma_rxh));
 	adm5120_set_reg(ADM5120_RECEIVE_LBADDR, KSEG1ADDR(adm5120_dma_rxl));
 
-	for (i=0; i<adm5120_nrdevs; i++) {
+	for (i = 0; i < SW_DEVS; i++) {
 		adm5120_devs[i] = alloc_etherdev(sizeof(struct adm5120_sw));
 		if (!adm5120_devs[i]) {
 			err = -ENOMEM;
@@ -612,9 +612,9 @@ static void __exit adm5120_sw_exit(void)
 {
 	int i;
 
-	for (i = 0; i < adm5120_nrdevs; i++) {
+	for (i = 0; i < SW_DEVS; i++) {
 		unregister_netdev(adm5120_devs[i]);
-		free_netdev(adm5120_devs[i-1]);
+		free_netdev(adm5120_devs[i]);
 	}
 
 	free_irq(ADM5120_IRQ_SWITCH, NULL);