batman-adv: reuse tt_len() to calculate tt buffer length

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de> Acked-by: Antonio Quartulli <ordex@autistici.org>
git-mirror · Aug 22, 2011 · 267151c · 267151c
1 parent df6edb9
commit 267151c
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/net/batman-adv/aggregation.h b/net/batman-adv/aggregation.h
@@ -28,8 +28,7 @@
 static inline int aggregated_packet(int buff_pos, int packet_len,
 				    int tt_num_changes)
 {
-	int next_buff_pos = buff_pos + BAT_PACKET_LEN + (tt_num_changes *
-						sizeof(struct tt_change));
+	int next_buff_pos = buff_pos + BAT_PACKET_LEN + tt_len(tt_num_changes);
 
 	return (next_buff_pos <= packet_len) &&
 		(next_buff_pos <= MAX_AGGREGATION_BYTES);