[PATCH] staging: net: ipv4: tcp_vegas: fixed checks and warnings

From: Suraj Singh
Date: Thu Nov 08 2018 - 03:30:32 EST


Fixed checks and warnings in TCP Vegas

Signed-off-by: Suraj Singh <suraj1998@xxxxxxxxx>
---
net/ipv4/tcp_vegas.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/net/ipv4/tcp_vegas.c b/net/ipv4/tcp_vegas.c
index ee113ff..0f65cbe 100644
--- a/net/ipv4/tcp_vegas.c
+++ b/net/ipv4/tcp_vegas.c
@@ -139,8 +139,7 @@ void tcp_vegas_state(struct sock *sk, u8 ca_state)
}
EXPORT_SYMBOL_GPL(tcp_vegas_state);

-/*
- * If the connection is idle and we are restarting,
+/* If the connection is idle and we are restarting,
* then we don't want to do any Vegas calculations
* until we get fresh RTT samples. So when we
* restart, we reset our Vegas state to a clean
@@ -223,7 +222,7 @@ static void tcp_vegas_cong_avoid(struct sock *sk, u32 ack, u32 acked)
* and the window we would like to have. This quantity
* is the "Diff" from the Arizona Vegas papers.
*/
- diff = tp->snd_cwnd * (rtt-vegas->baseRTT) / vegas->baseRTT;
+ diff = tp->snd_cwnd * (rtt - vegas->baseRTT) / vegas->baseRTT;

if (diff > gamma && tcp_in_slow_start(tp)) {
/* Going too fast. Time to slow down
@@ -237,7 +236,7 @@ static void tcp_vegas_cong_avoid(struct sock *sk, u32 ack, u32 acked)
* truncation robs us of full link
* utilization.
*/
- tp->snd_cwnd = min(tp->snd_cwnd, (u32)target_cwnd+1);
+ tp->snd_cwnd = min(tp->snd_cwnd, (u32)target_cwnd + 1);
tp->snd_ssthresh = tcp_vegas_ssthresh(tp);

} else if (tcp_in_slow_start(tp)) {
@@ -254,8 +253,7 @@ static void tcp_vegas_cong_avoid(struct sock *sk, u32 ack, u32 acked)
* we slow down.
*/
tp->snd_cwnd--;
- tp->snd_ssthresh
- = tcp_vegas_ssthresh(tp);
+ tp->snd_ssthresh = tcp_vegas_ssthresh(tp);
} else if (diff < alpha) {
/* We don't have enough extra packets
* in the network, so speed up.
--
2.7.4