@@ -225,6 +225,22 @@ static int net_hwtstamp_validate(struct ifreq *ifr)
return 0;
}
+static int dev_do_ioctl(struct net_device *dev,
+ struct ifreq *ifr, unsigned int cmd)
+{
+ const struct net_device_ops *ops = dev->netdev_ops;
+ int err = -EOPNOTSUPP;
+
+ if (ops->ndo_do_ioctl) {
+ if (netif_device_present(dev))
+ err = ops->ndo_do_ioctl(dev, ifr, cmd);
+ else
+ err = -ENODEV;
+ }
+
+ return err;
+}
+
/*
* Perform the SIOCxIFxxx calls, inside rtnl_lock()
*/
@@ -323,13 +339,7 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
cmd == SIOCSHWTSTAMP ||
cmd == SIOCGHWTSTAMP ||
cmd == SIOCWANDEV) {
- err = -EOPNOTSUPP;
- if (ops->ndo_do_ioctl) {
- if (netif_device_present(dev))
- err = ops->ndo_do_ioctl(dev, ifr, cmd);
- else
- err = -ENODEV;
- }
+ err = dev_do_ioctl(dev, ifr, cmd);
} else
err = -EINVAL;