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-rw-r--r--net/ipv4/tcp_bbr.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp_bbr.c b/net/ipv4/tcp_bbr.c
index 1d4bdd3b5e4d..02ff2dde9609 100644
--- a/net/ipv4/tcp_bbr.c
+++ b/net/ipv4/tcp_bbr.c
@@ -420,10 +420,10 @@ static void bbr_set_cwnd(struct sock *sk, const struct rate_sample *rs,
{
struct tcp_sock *tp = tcp_sk(sk);
struct bbr *bbr = inet_csk_ca(sk);
- u32 cwnd = 0, target_cwnd = 0;
+ u32 cwnd = tp->snd_cwnd, target_cwnd = 0;
if (!acked)
- return;
+ goto done; /* no packet fully ACKed; just apply caps */
if (bbr_set_cwnd_to_recover_or_restore(sk, rs, acked, &cwnd))
goto done;