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diff --git a/datapath/nx_act_snat.c b/datapath/nx_act_snat.c
index 8bf2ed7..e577c9d 100644 (file)
--- a/datapath/nx_act_snat.c
+++ b/datapath/nx_act_snat.c
@@ -399,6 +399,9 @@ snat_skb(struct datapath *dp, const struct sk_buff *skb, int out_port)
        if (!p)
                return;
 
+       /* FIXME: Expensive.  Just need to skb_clone() here?
+        * (However, the skb_copy() does linearize and ensure that the headers
+        * are accessible.) */
        nskb = skb_copy(skb, GFP_ATOMIC);
        if (!nskb)
                return;