- if (is_midchain)
- {
- adj1->sub_type.midchain.fixup_func
- (vm, adj1, p1, adj1->sub_type.midchain.fixup_data);
- }
- if (is_mcast)
- {
- /*
- * copy bytes from the IP address into the MAC rewrite
- */
- vnet_fixup_one_header (adj1[0], &ip1->dst_address, ip1);
- }
+ /* Guess we are only writing on simple Ethernet header. */
+ vnet_rewrite_two_headers (adj0[0], adj1[0],
+ ip0, ip1, sizeof (ethernet_header_t));
+
+ if (is_midchain)
+ {
+ adj0->sub_type.midchain.fixup_func
+ (vm, adj0, p0, adj0->sub_type.midchain.fixup_data);
+ adj1->sub_type.midchain.fixup_func
+ (vm, adj1, p1, adj1->sub_type.midchain.fixup_data);
+ }
+ if (is_mcast)
+ {
+ /*
+ * copy bytes from the IP address into the MAC rewrite
+ */
+ vnet_fixup_one_header (adj0[0], &ip0->dst_address, ip0);
+ vnet_fixup_one_header (adj1[0], &ip1->dst_address, ip1);