batman-adv: fix vlan header access

When batadv_get_vid() is invoked in interface_rx() the batman-adv header has already been removed, therefore the header_len argument has to be 0. Introduced by c018ad3de61a1dc4194879a53e5559e094aa7b1a ("batman-adv: add the VLAN ID attribute to the TT entry") Signed-off-by: Antonio Quartulli <antonio@meshcoding.com> Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>

batman-adv: fix vlan header access
When batadv_get_vid() is invoked in interface_rx() the batman-adv header has already been removed, therefore the header_len argument has to be 0. Introduced by c018ad3de61a1dc4194879a53e5559e094aa7b1a ("batman-adv: add the VLAN ID attribute to the TT entry") Signed-off-by: Antonio Quartulli <antonio@meshcoding.com> Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Antonio Quartulli
1 parent 55883fd104
Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff
net/batman-adv/soft-interface.c
@@ -351,7 +351,7 @@
 	 */
 	nf_reset(skb);
  
-	vid = batadv_get_vid(skb, hdr_size);
+	vid = batadv_get_vid(skb, 0);
 	ethhdr = eth_hdr(skb);
  
 	switch (ntohs(ethhdr->h_proto)) {
...	...	@@ -351,7 +351,7 @@
351	351	*/
352	352	nf_reset(skb);
353	353
354		- vid = batadv_get_vid(skb, hdr_size);
	354	+ vid = batadv_get_vid(skb, 0);
355	355	ethhdr = eth_hdr(skb);
356	356
357	357	switch (ntohs(ethhdr->h_proto)) {