From 79d36aa260f49716ede72cd6bea5cf10aa688651 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 17 Mar 2020 13:26:06 +0100
Subject: [SERVER] Make sure bgrWindowSize doesn't overwhelm uplink queue

---
 src/server/globals.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/server/globals.c')

diff --git a/src/server/globals.c b/src/server/globals.c
index 98e0ddb..9914f89 100644
--- a/src/server/globals.c
+++ b/src/server/globals.c
@@ -138,6 +138,10 @@ void globals_loadConfig()
 	}
 	if ( _bgrWindowSize < 1 ) {
 		_bgrWindowSize = 1;
+	} else if ( _bgrWindowSize > UPLINK_MAX_QUEUE - 10 ) {
+		_bgrWindowSize = UPLINK_MAX_QUEUE - 10;
+		logadd( LOG_MINOR, "Limiting bgrWindowSize to %d, because of UPLINK_MAX_QUEUE",
+				_bgrWindowSize );
 	}
 	// Dump config as interpreted
 	char buffer[2000];
-- 
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