2 files changed, 10 insertions, 2 deletions

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 71cf409ad17e..b33d084712fa 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -800,6 +800,15 @@ extern int		dev_restart(struct net_device *dev);
 extern int              netpoll_trap(void);
 #endif
 
+static inline int dev_hard_header(struct sk_buff *skb, struct net_device *dev,
+                                  unsigned short type,
+                                  void *daddr, void *saddr, unsigned len)
+{
+        if (!dev->hard_header)
+                return 0;
+        return dev->hard_header(skb, dev, type, daddr, saddr, len);
+}
+
 typedef int gifconf_func_t(struct net_device * dev, char __user * bufptr, int len);
 extern int              register_gifconf(unsigned int family, gifconf_func_t * gifconf);
 static inline int unregister_gifconf(unsigned int family)
diff --git a/include/net/dn_route.h b/include/net/dn_route.h
index c10e8e7e59a7..60c9f22d8694 100644
--- a/include/net/dn_route.h
+++ b/include/net/dn_route.h
@@ -100,8 +100,7 @@ static inline void dn_rt_finish_output(struct sk_buff *skb, char *dst, char *src
         if ((dev->type != ARPHRD_ETHER) && (dev->type != ARPHRD_LOOPBACK))
                 dst = NULL;
 
-        if (!dev->hard_header || (dev->hard_header(skb, dev, ETH_P_DNA_RT,
-                        dst, src, skb->len) >= 0))
+        if (dev_hard_header(skb, dev, ETH_P_DNA_RT, dst, src, skb->len) >= 0)
                 dn_rt_send(skb);
         else
                 kfree_skb(skb);