Commit 97dbc03b authored by Simon Wunderlich's avatar Simon Wunderlich Committed by Antonio Quartulli

batman-adv: only add recordroute information to icmp request/reply

Adding host information for record route is only required for ICMP
requests and replys, and should not be added to just any (future?)
packet type.
Signed-off-by: default avatarSimon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: default avatarMarek Lindner <lindner_marek@yahoo.de>
Signed-off-by: default avatarAntonio Quartulli <antonio@meshcoding.com>
parent ccdbb6e9
......@@ -379,7 +379,9 @@ int batadv_recv_icmp_packet(struct sk_buff *skb,
icmp_packet = (struct batadv_icmp_packet_rr *)skb->data;
/* add record route information if not full */
if ((hdr_size == sizeof(struct batadv_icmp_packet_rr)) &&
if ((icmp_packet->msg_type == BATADV_ECHO_REPLY ||
icmp_packet->msg_type == BATADV_ECHO_REQUEST) &&
(hdr_size == sizeof(struct batadv_icmp_packet_rr)) &&
(icmp_packet->rr_cur < BATADV_RR_LEN)) {
memcpy(&(icmp_packet->rr[icmp_packet->rr_cur]),
ethhdr->h_dest, ETH_ALEN);
......
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