From 37c8e69fffc182cbf04cc5ebb1f72941bd7eedd8 Mon Sep 17 00:00:00 2001
From: Michael Tuexen <tuexen@fh-muenster.de>
Date: Tue, 5 May 2015 09:57:30 +0200
Subject: [PATCH] Fix a bug reported by Julian Cordes which affects the
rewriting of duplicate TSNs in SACK chunks.
---
gtests/net/packetdrill/run_packet.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gtests/net/packetdrill/run_packet.c b/gtests/net/packetdrill/run_packet.c
index 8ad4e2a0..597a98ce 100644
--- a/gtests/net/packetdrill/run_packet.c
+++ b/gtests/net/packetdrill/run_packet.c
@@ -765,7 +765,7 @@ static int map_outbound_live_sctp_packet(
nr_gap_blocks = ntohs(sack->nr_gap_blocks);
nr_dup_tsns = ntohs(sack->nr_dup_tsns);
for (i = 0; i < nr_dup_tsns; i++) {
- sack->block[i].tsn = htonl(ntohl(sack->block[i].tsn) + remote_diff);
+ sack->block[i + nr_gap_blocks].tsn = htonl(ntohl(sack->block[i + nr_gap_blocks].tsn) + remote_diff);
}
break;
case SCTP_SHUTDOWN_CHUNK_TYPE:
--
GitLab