From dabf32b313c1dbfcbb434778541e4ab03bb2121e Mon Sep 17 00:00:00 2001
From: Isak Westin <isak.westin@loytec.com>
Date: Thu, 6 Oct 2022 16:59:27 +0200
Subject: mesh: Fix msg cache ring buffer

The message cache should be a strict ring buffer, suppressed message
should not move to the front of the queue.
---
 mesh/net.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'mesh')

diff --git a/mesh/net.c b/mesh/net.c
index a1b586a0b..3f42d962c 100644
--- a/mesh/net.c
+++ b/mesh/net.c
@@ -1026,12 +1026,11 @@ static bool msg_in_cache(struct mesh_net *net, uint16_t src, uint32_t seq,
 		.mic = mic,
 	};
 
-	msg = l_queue_remove_if(net->msg_cache, match_cache, &tst);
+	msg = l_queue_find(net->msg_cache, match_cache, &tst);
 
 	if (msg) {
 		l_debug("Supressing duplicate %4.4x + %6.6x + %8.8x",
 							src, seq, mic);
-		l_queue_push_head(net->msg_cache, msg);
 		return true;
 	}
 
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