Commit f25bd58a authored by Al Viro's avatar Al Viro Committed by Antonio Quartulli
Browse files

batman-adv: don't bother flipping ->tt_data



just keep it net-endian all along
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
[lindner_marek@yahoo.de: fix checkpatch warnings]
Signed-off-by: default avatarMarek Lindner <lindner_marek@yahoo.de>
Signed-off-by: default avatarSven Eckelmann <sven@narfation.org>
parent 5346c35e
......@@ -206,7 +206,7 @@ struct tt_query_packet {
* if TT_REQUEST: crc associated with the
* ttvn
* if TT_RESPONSE: table_size */
uint16_t tt_data;
__be16 tt_data;
} __packed;
struct roam_adv_packet {
......
......@@ -573,7 +573,7 @@ int recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if)
{
struct bat_priv *bat_priv = netdev_priv(recv_if->soft_iface);
struct tt_query_packet *tt_query;
uint16_t tt_len;
uint16_t tt_size;
struct ethhdr *ethhdr;
/* drop packet if it has not necessary minimum size */
......@@ -596,8 +596,6 @@ int recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if)
tt_query = (struct tt_query_packet *)skb->data;
tt_query->tt_data = ntohs(tt_query->tt_data);
switch (tt_query->flags & TT_QUERY_TYPE_MASK) {
case TT_REQUEST:
batadv_inc_counter(bat_priv, BAT_CNT_TT_REQUEST_RX);
......@@ -609,7 +607,6 @@ int recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if)
"Routing TT_REQUEST to %pM [%c]\n",
tt_query->dst,
(tt_query->flags & TT_FULL_TABLE ? 'F' : '.'));
tt_query->tt_data = htons(tt_query->tt_data);
return route_unicast_packet(skb, recv_if);
}
break;
......@@ -624,11 +621,11 @@ int recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if)
/* skb_linearize() possibly changed skb->data */
tt_query = (struct tt_query_packet *)skb->data;
tt_len = tt_query->tt_data * sizeof(struct tt_change);
tt_size = tt_len(ntohs(tt_query->tt_data));
/* Ensure we have all the claimed data */
if (unlikely(skb_headlen(skb) <
sizeof(struct tt_query_packet) + tt_len))
sizeof(struct tt_query_packet) + tt_size))
goto out;
handle_tt_response(bat_priv, tt_query);
......@@ -637,7 +634,6 @@ int recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if)
"Routing TT_RESPONSE to %pM [%c]\n",
tt_query->dst,
(tt_query->flags & TT_FULL_TABLE ? 'F' : '.'));
tt_query->tt_data = htons(tt_query->tt_data);
return route_unicast_packet(skb, recv_if);
}
break;
......
......@@ -1418,7 +1418,7 @@ static bool send_other_tt_response(struct bat_priv *bat_priv,
/* I don't have the requested data */
if (orig_ttvn != req_ttvn ||
tt_request->tt_data != req_dst_orig_node->tt_crc)
tt_request->tt_data != htons(req_dst_orig_node->tt_crc))
goto out;
/* If the full table has been explicitly requested */
......@@ -1678,7 +1678,7 @@ static void tt_fill_gtable(struct bat_priv *bat_priv,
_tt_update_changes(bat_priv, orig_node,
(struct tt_change *)(tt_response + 1),
tt_response->tt_data, tt_response->ttvn);
ntohs(tt_response->tt_data), tt_response->ttvn);
spin_lock_bh(&orig_node->tt_buff_lock);
kfree(orig_node->tt_buff);
......@@ -1733,7 +1733,8 @@ void handle_tt_response(struct bat_priv *bat_priv,
bat_dbg(DBG_TT, bat_priv,
"Received TT_RESPONSE from %pM for ttvn %d t_size: %d [%c]\n",
tt_response->src, tt_response->ttvn, tt_response->tt_data,
tt_response->src, tt_response->ttvn,
ntohs(tt_response->tt_data),
(tt_response->flags & TT_FULL_TABLE ? 'F' : '.'));
/* we should have never asked a backbone gw */
......@@ -1747,7 +1748,8 @@ void handle_tt_response(struct bat_priv *bat_priv,
if (tt_response->flags & TT_FULL_TABLE)
tt_fill_gtable(bat_priv, tt_response);
else
tt_update_changes(bat_priv, orig_node, tt_response->tt_data,
tt_update_changes(bat_priv, orig_node,
ntohs(tt_response->tt_data),
tt_response->ttvn,
(struct tt_change *)(tt_response + 1));
......
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