From 9fafccd6f1920bcf6e307615a7f2acb2cf7baf1e Mon Sep 17 00:00:00 2001
From: Robin Mueller <muellerr@irs.uni-stuttgart.de>
Date: Wed, 9 Oct 2024 10:37:52 +0200
Subject: [PATCH] more robust sp creator len setter

---
 src/fsfw/tmtcpacket/ccsds/SpacePacketCreator.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/fsfw/tmtcpacket/ccsds/SpacePacketCreator.cpp b/src/fsfw/tmtcpacket/ccsds/SpacePacketCreator.cpp
index 745d5834..550f0e1a 100644
--- a/src/fsfw/tmtcpacket/ccsds/SpacePacketCreator.cpp
+++ b/src/fsfw/tmtcpacket/ccsds/SpacePacketCreator.cpp
@@ -43,9 +43,10 @@ ReturnValue_t SpacePacketCreator::serialize(uint8_t **buffer, size_t *size, size
 
 void SpacePacketCreator::setCcsdsLenFromTotalDataFieldLen(size_t actualLength) {
   if (actualLength == 0) {
-    return;
+    setDataLenField(actualLength);
+  } else {
+    setDataLenField(actualLength - 1);
   }
-  setDataLenField(actualLength - 1);
 }
 size_t SpacePacketCreator::getSerializedSize() const { return ccsds::HEADER_LEN; }