net: core: kerneldoc fixes

Simple fixes which require no deep knowledge of the code.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/core/dev.c

@@ -7908,6 +7908,7 @@ EXPORT_SYMBOL(netdev_bonding_info_change);
 
 /**
  * netdev_get_xmit_slave - Get the xmit slave of master device
+ * @dev: device
  * @skb: The packet
  * @all_slaves: assume all the slaves are active
  *