The following commit has been merged in the master branch: commit ad7713b04bcf5f4fe12d99b1c17a10d43c1b825b Author: Al Viro viro@ZenIV.linux.org.uk Date: Sun Apr 22 07:45:29 2012 +0100
batman-adv: don't bother flipping ->tt_crc
Keep it net-endian
Signed-off-by: Al Viro viro@zeniv.linux.org.uk
diff --git a/bat_iv_ogm.c b/bat_iv_ogm.c index 8b3b77b..bde28c3 100644 --- a/bat_iv_ogm.c +++ b/bat_iv_ogm.c @@ -547,8 +547,6 @@ static void bat_iv_ogm_forward(struct orig_node *orig_node, "Forwarding packet: tq: %i, ttl: %i\n", batman_ogm_packet->tq, batman_ogm_packet->header.ttl);
- batman_ogm_packet->tt_crc = htons(batman_ogm_packet->tt_crc); - /* switch of primaries first hop flag when forwarding */ batman_ogm_packet->flags &= ~PRIMARIES_FIRST_HOP; if (is_single_hop_neigh) @@ -724,7 +722,7 @@ update_tt: tt_update_orig(bat_priv, orig_node, tt_buff, batman_ogm_packet->tt_num_changes, batman_ogm_packet->ttvn, - batman_ogm_packet->tt_crc); + ntohs(batman_ogm_packet->tt_crc));
if (orig_node->gw_flags != batman_ogm_packet->gw_flags) gw_node_update(bat_priv, orig_node, @@ -972,7 +970,7 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, ethhdr->h_source, if_incoming->net_dev->name, if_incoming->net_dev->dev_addr, batman_ogm_packet->orig, batman_ogm_packet->prev_sender, ntohl(batman_ogm_packet->seqno), - batman_ogm_packet->ttvn, batman_ogm_packet->tt_crc, + batman_ogm_packet->ttvn, ntohs(batman_ogm_packet->tt_crc), batman_ogm_packet->tt_num_changes, batman_ogm_packet->tq, batman_ogm_packet->header.ttl, batman_ogm_packet->header.version, has_directlink_flag); @@ -1217,10 +1215,6 @@ static int bat_iv_ogm_receive(struct sk_buff *skb,
/* unpack the aggregated packets and process them one by one */ do { - /* network to host order for our 32bit seqno and the - orig_interval */ - batman_ogm_packet->tt_crc = ntohs(batman_ogm_packet->tt_crc); - tt_buff = packet_buff + buff_pos + BATMAN_OGM_HLEN;
bat_iv_ogm_process(ethhdr, batman_ogm_packet, diff --git a/packet.h b/packet.h index 41044a5..eb4fdf6 100644 --- a/packet.h +++ b/packet.h @@ -132,7 +132,7 @@ struct batman_ogm_packet { uint8_t tq; uint8_t tt_num_changes; uint8_t ttvn; /* translation table version number */ - uint16_t tt_crc; + __be16 tt_crc; } __packed;
#define BATMAN_OGM_HLEN sizeof(struct batman_ogm_packet)