From b9359ab75c3e0603ffe50c30b8b2960faa3b8877 Mon Sep 17 00:00:00 2001
From: Robin Mueller <muellerr@irs.uni-stuttgart.de>
Date: Mon, 9 May 2022 21:29:04 +0200
Subject: [PATCH] might make sense

---
 hal/src/fsfw_hal/linux/spi/SpiComIF.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hal/src/fsfw_hal/linux/spi/SpiComIF.cpp b/hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
index dcf92b5d..a899a69e 100644
--- a/hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
+++ b/hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
@@ -174,6 +174,7 @@ ReturnValue_t SpiComIF::performRegularSendOperation(SpiCookie* spiCookie, const
                                                     size_t sendLen) {
   address_t spiAddress = spiCookie->getSpiAddress();
   auto iter = spiDeviceMap.find(spiAddress);
+  std::memset(iter->second.replyBuffer.data(), 0, sendLen);
   if (iter != spiDeviceMap.end()) {
     spiCookie->assignReadBuffer(iter->second.replyBuffer.data());
   }