From b5a68ca17b67659ac7a1d233ebea3507a486e65a Mon Sep 17 00:00:00 2001
From: John Crispin <john@phrozen.org>
Date: Fri, 22 Oct 2021 10:33:24 +0200
Subject: [PATCH] fix wrap around glitch

Signed-off-by: John Crispin <john@phrozen.org>
---
 netdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/netdev.c b/netdev.c
index c69b273..a512022 100644
--- a/netdev.c
+++ b/netdev.c
@@ -141,7 +141,8 @@ static int get_counter_delta(__u32 new, __u32 old)
 	else
 		delta = new - old;
 
-	return delta;
+
+	return delta > 0 ? delta : 0;
 }
 
 void