From 8ff3bf8ca6f72e46c66d070d155f8e6bc1d1b985 Mon Sep 17 00:00:00 2001
From: ludweeg <mursalimovemeel@gmail.com>
Date: Sat, 6 Oct 2018 01:58:59 +0300
Subject: [PATCH] simplify `x = x <op> ...` to `x <op>= ...`

---
 internal/ackhandler/sent_packet_handler.go | 2 +-
 internal/congestion/cubic_sender.go        | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/internal/ackhandler/sent_packet_handler.go b/internal/ackhandler/sent_packet_handler.go
index 4fdb8c36..2221d0a7 100644
--- a/internal/ackhandler/sent_packet_handler.go
+++ b/internal/ackhandler/sent_packet_handler.go
@@ -633,7 +633,7 @@ func (h *sentPacketHandler) computeRTOTimeout() time.Duration {
 	}
 	rto = utils.MaxDuration(rto, minRTOTimeout)
 	// Exponential backoff
-	rto = rto << h.rtoCount
+	rto <<= h.rtoCount
 	return utils.MinDuration(rto, maxRTOTimeout)
 }
 
diff --git a/internal/congestion/cubic_sender.go b/internal/congestion/cubic_sender.go
index b9f67e6c..33ef491f 100644
--- a/internal/congestion/cubic_sender.go
+++ b/internal/congestion/cubic_sender.go
@@ -193,7 +193,7 @@ func (c *cubicSender) OnPacketLost(
 		if c.congestionWindow >= 2*c.initialCongestionWindow {
 			c.minSlowStartExitWindow = c.congestionWindow / 2
 		}
-		c.congestionWindow = c.congestionWindow - protocol.DefaultTCPMSS
+		c.congestionWindow -= protocol.DefaultTCPMSS
 	} else if c.reno {
 		c.congestionWindow = protocol.ByteCount(float32(c.congestionWindow) * c.RenoBeta())
 	} else {