[linux-next] LinuxNextTracking branch, master, updated. next-20120621

batman at open-mesh.org batman at open-mesh.org
Fri Jun 22 00:17:06 CEST 2012


The following commit has been merged in the master branch:
commit 16a703459bb58aa873c5b36f42093f0f681628af
Author: Al Viro <viro at 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 at zeniv.linux.org.uk>
    Signed-off-by: Sven Eckelmann <sven at narfation.org>

diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index 896287e..ec3542c 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 372fc88..033d994 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)

-- 
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