[TCP]: Use TCPOLEN_TSTAMP_ALIGNED macro instead of magic number.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index c83938b..f745095 100644 (file)
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -578,7 +578,7 @@ static void tcp_v4_send_ack(struct sk_buff *skb, u32 seq, u32 ack,
        struct tcphdr *th = skb->h.th;
        struct {
                struct tcphdr th;
-               u32 tsopt[3];
+               u32 tsopt[TCPOLEN_TSTAMP_ALIGNED >> 2];
        } rep;
        struct ip_reply_arg arg;
 

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 3b65754..34e004b 100644 (file)
--- 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);