datapath: move make_writable helper into common code

[cascardo/ovs.git] / datapath / linux / compat / include / linux / skbuff.h

diff --git a/datapath/linux/compat/include/linux/skbuff.h b/datapath/linux/compat/include/linux/skbuff.h
index 67a14b7..fae39a5 100644 (file)
--- a/datapath/linux/compat/include/linux/skbuff.h
+++ b/datapath/linux/compat/include/linux/skbuff.h
@@ -324,4 +324,9 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i,
 }
 #endif
 
+#ifndef HAVE_SKB_ENSURE_WRITABLE
+#define skb_ensure_writable rpl_skb_ensure_writable
+int skb_ensure_writable(struct sk_buff *skb, int write_len);
+#endif
+
 #endif