patch-2.0.1 linux/drivers/net/net_init.c

• Lines: 32
• Date: Sat Jun 29 12:00:46 1996
• Orig file: v2.0.0/linux/drivers/net/net_init.c
• Orig date: Mon Mar 25 08:58:21 1996

diff -u --recursive --new-file v2.0.0/linux/drivers/net/net_init.c linux/drivers/net/net_init.c
@@ -20,6 +20,8 @@
 		Use dev_close cleanly so we always shut things down tidily.
 		
 	Changed 29/10/95, Alan Cox to pass sockaddr's around for mac addresses.
+	
+	14/06/96 - Paul Gortmaker:	Add generic eth_change_mtu() function. 
 */
 
 #include <linux/config.h>
@@ -144,6 +146,14 @@
 	return 0;
 }
 
+static int eth_change_mtu(struct device *dev, int new_mtu)
+{
+	if ((new_mtu < 68) || (new_mtu > 1500))
+		return -EINVAL;
+	dev->mtu = new_mtu;
+	return 0;
+}
+
 void ether_setup(struct device *dev)
 {
 	int i;
@@ -165,6 +175,7 @@
 		}
 	}
 
+	dev->change_mtu		= eth_change_mtu;
 	dev->hard_header	= eth_header;
 	dev->rebuild_header 	= eth_rebuild_header;
 	dev->set_mac_address 	= eth_mac_addr;