From 80c6eff8a6fd543b5151716a21e392639367a246 Mon Sep 17 00:00:00 2001
From: "Robin.Mueller" <robin.mueller.m@gmail.com>
Date: Sun, 17 May 2020 17:46:27 +0200
Subject: [PATCH] added error output for passed nullptr cookie

---
 devicehandlers/DeviceHandlerBase.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/devicehandlers/DeviceHandlerBase.cpp b/devicehandlers/DeviceHandlerBase.cpp
index fa06a93a..ac9d15c1 100644
--- a/devicehandlers/DeviceHandlerBase.cpp
+++ b/devicehandlers/DeviceHandlerBase.cpp
@@ -37,6 +37,12 @@ DeviceHandlerBase::DeviceHandlerBase(object_id_t setObjectId,
 			CommandMessage::MAX_MESSAGE_SIZE);
 	cookieInfo.state = COOKIE_UNUSED;
 	insertInCommandMap(RAW_COMMAND_ID);
+	if (comCookie == nullptr) {
+		sif::error << "DeviceHandlerBase: ObjectID 0x" << std::hex <<
+				this->getObjectId() << std::dec << ": Do not pass nullptr as a"
+				" cookie, consider passing a dummy cookie instead!" <<
+				std::endl;
+	}
 	if (this->fdirInstance == nullptr) {
 		this->fdirInstance = new DeviceHandlerFailureIsolation(setObjectId,
 				defaultFDIRParentId);