diff --git a/include/linux/if_pppox.h b/include/linux/if_pppox.h
index 7044f8a..29d6579 100644
--- a/include/linux/if_pppox.h
+++ b/include/linux/if_pppox.h
@@ -116,7 +116,7 @@
 
 static inline struct pppoe_hdr *pppoe_hdr(const struct sk_buff *skb)
 {
-	return (struct pppoe_hdr *)skb->nh.raw;
+	return (struct pppoe_hdr *)skb_network_header(skb);
 }
 
 struct pppoe_opt {
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 47cc8b0..76d30f3 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -960,6 +960,11 @@
 	skb->tail += len;
 }
 
+static inline unsigned char *skb_network_header(const struct sk_buff *skb)
+{
+	return skb->nh.raw;
+}
+
 static inline void skb_reset_network_header(struct sk_buff *skb)
 {
 	skb->nh.raw = skb->data;