net: Use bool for return value of dev_valid_name().

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 4d279c5..a89933b 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2122,7 +2122,7 @@
 				      void *rx_handler_data);
 extern void netdev_rx_handler_unregister(struct net_device *dev);
 
-extern int		dev_valid_name(const char *name);
+extern bool		dev_valid_name(const char *name);
 extern int		dev_ioctl(struct net *net, unsigned int cmd, void __user *);
 extern int		dev_ethtool(struct net *net, struct ifreq *);
 extern unsigned		dev_get_flags(const struct net_device *);