From de4f8ad9205a0fcf3198d75ad0747fac9faa9787 Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@meshlink.io>
Date: Thu, 29 Oct 2015 16:36:39 +0100
Subject: [PATCH] Add debug message when dropping a packet because all SACK
 entries are used.

---
 utcp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/utcp.c b/utcp.c
index 57b3157..1627be7 100644
--- a/utcp.c
+++ b/utcp.c
@@ -706,6 +706,8 @@ static void handle_out_of_order(struct utcp_connection *c, uint32_t offset, cons
 					memmove(&c->sacks[i + 1], &c->sacks[i], (NSACKS - i - 1) * sizeof c->sacks[i]);
 					c->sacks[i].offset = offset;
 					c->sacks[i].len = rxd;
+				} else {
+					debug("SACK entries full, dropping packet\n");
 				}
 				break;
 			} else { // merge
-- 
2.39.2