tp->snd_cwnd++; 
if (tp->snd_cwnd < tp->snd_cwnd_clamp) tp->snd_cwnd++; 
static void tcp_scalable_cong_avoid(struct sock *sk, u32 ack, u32 rtt,				    u32 in_flight, int flag){	struct tcp_sock *tp = tcp_sk(sk);	if (!tcp_is_cwnd_limited(sk, in_flight))		return;	if (tp->snd_cwnd <= tp->snd_ssthresh) {		tp->snd_cwnd++;	} else {		tp->snd_cwnd_cnt++;		if (tp->snd_cwnd_cnt > min(tp->snd_cwnd, TCP_SCALABLE_AI_CNT)){			tp->snd_cwnd++;			tp->snd_cwnd_cnt = 0;		}	}	tp->snd_cwnd = min_t(u32, tp->snd_cwnd, tp->snd_cwnd_clamp);	tp->snd_cwnd_stamp = tcp_time_stamp;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/7faffa1c7fb9b8e8917e3225d4e2638270c0a48b/tcp_scalable.c/buggy/net/ipv4/tcp_scalable.c