From 16a703459bb58aa873c5b36f42093f0f681628af Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 22 Apr 2012 07:45:29 +0100 Subject: [PATCH] batman-adv: don't bother flipping ->tt_crc Keep it net-endian Signed-off-by: Al Viro Signed-off-by: Sven Eckelmann --- net/batman-adv/bat_iv_ogm.c | 10 ++-------- net/batman-adv/packet.h | 2 +- 2 files changed, 3 insertions(+), 9 deletions(-) diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c index 896287e62df9..ec3542c3bf0c 100644 --- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/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); @@ -1219,10 +1217,6 @@ 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/net/batman-adv/packet.h b/net/batman-adv/packet.h index 372fc889832a..033d99490e82 100644 --- a/net/batman-adv/packet.h +++ b/net/batman-adv/packet.h @@ -124,7 +124,7 @@ 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) -- 2.39.5