1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 3b6575478fcc..34e004bdeab0 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -653,7 +653,7 @@ static void tcp_v6_send_ack(struct sk_buff *skb, u32 seq, u32 ack, u32 win, u32
         int tot_len = sizeof(struct tcphdr);
 
         if (ts)
-                tot_len += 3*4;
+                tot_len += TCPOLEN_TSTAMP_ALIGNED;
 
         buff = alloc_skb(MAX_HEADER + sizeof(struct ipv6hdr) + tot_len,
                          GFP_ATOMIC);