From 1c53b60442f5b858b00938169ef1daba41ba272d Mon Sep 17 00:00:00 2001
From: Robin Mueller <robin.mueller.m@gmail.com>
Date: Tue, 4 Oct 2022 23:04:28 +0200
Subject: [PATCH] small additional tweak

---
 src/fsfw/globalfunctions/DleParser.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/fsfw/globalfunctions/DleParser.cpp b/src/fsfw/globalfunctions/DleParser.cpp
index 88d1dfb2..90adfa7a 100644
--- a/src/fsfw/globalfunctions/DleParser.cpp
+++ b/src/fsfw/globalfunctions/DleParser.cpp
@@ -24,6 +24,9 @@ ReturnValue_t DleParser::passData(const uint8_t* data, size_t len) {
 ReturnValue_t DleParser::parseRingBuf(size_t& readSize) {
   ctx.setType(DleParser::ContextType::NONE);
   size_t availableData = decodeRingBuf.getAvailableReadData();
+  if(availableData == 0) {
+    return NO_PACKET_FOUND;
+  }
   if (availableData > encodedBuf.second) {
     ErrorInfo info;
     info.len = decodeRingBuf.getAvailableReadData();