net: update undefined ->ndo_change_mtu() comment

Magnus Damm · davem330 · commit db46a0e1be7e · 2017-06-14T15:14:51.000-04:00
Update -&gt;ndo_change_mtu() callback comment to remove text
about returning error in case of undefined callback. This
change makes the comment match the existing code behavior.

Signed-off-by: Magnus Damm &lt;damm+renesas@opensource.se&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
@@ -914,8 +914,7 @@ struct xfrmdev_ops {
  *
  * int (*ndo_change_mtu)(struct net_device *dev, int new_mtu);
  *	Called when a user wants to change the Maximum Transfer Unit
- *	of a device. If not defined, any request to change MTU will
- *	will return an error.
+ *	of a device.
  *
  * void (*ndo_tx_timeout)(struct net_device *dev);
  *	Callback used when the transmitter has not made any progress

Original file line number	Diff line number	Diff line change
`@@ -914,8 +914,7 @@ struct xfrmdev_ops {`
`914`	`914`	`*`
`915`	`915`	`* int (ndo_change_mtu)(struct net_device dev, int new_mtu);`
`916`	`916`	`* Called when a user wants to change the Maximum Transfer Unit`
`917`		`- * of a device. If not defined, any request to change MTU will`
`918`		`- * will return an error.`
	`917`	`+ * of a device.`
`919`	`918`	`*`
`920`	`919`	`* void (ndo_tx_timeout)(struct net_device dev);`
`921`	`920`	`* Callback used when the transmitter has not made any progress`