These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / net / ipv4 / tcp_yeah.c

diff --git a/kernel/net/ipv4/tcp_yeah.c b/kernel/net/ipv4/tcp_yeah.c
index 17d3566..3e6a472 100644 (file)
--- a/kernel/net/ipv4/tcp_yeah.c
+++ b/kernel/net/ipv4/tcp_yeah.c
@@ -219,7 +219,7 @@ static u32 tcp_yeah_ssthresh(struct sock *sk)
        yeah->fast_count = 0;
        yeah->reno_count = max(yeah->reno_count>>1, 2U);
 
-       return tp->snd_cwnd - reduction;
+       return max_t(int, tp->snd_cwnd - reduction, 2);
 }
 
 static struct tcp_congestion_ops tcp_yeah __read_mostly = {