2.6.25-rc7

 net

 ipv4

diff --git a/net/ipv4/tcp_highspeed.c b/net/ipv4/tcp_highspeed.c
index 14a073d..8b6caaf 100644
--- a/net/ipv4/tcp_highspeed.c
+++ b/net/ipv4/tcp_highspeed.c
@@ -109,8 +109,7 @@ static void hstcp_init(struct sock *sk)
    tp->snd_cwnd_clamp = min_t(u32, tp->snd_cwnd_clamp, 0xffffffff/128);
 }
 
-static void hstcp_cong_avoid(struct sock *sk, u32 adk,
-              u32 in_flight, int data_acked)
+static void hstcp_cong_avoid(struct sock *sk, u32 adk, u32 in_flight)
 {
    struct tcp_sock *tp = tcp_sk(sk);
    struct hstcp *ca = inet_csk_ca(sk);