From 61716494c16fb886d2b3d85953e57750c5506795 Mon Sep 17 00:00:00 2001
From: jackun <jack.un@gmail.com>
Date: Wed, 13 Jul 2022 19:21:38 +0300
Subject: [PATCH] Check if data logger is valid

---
 src/overlay.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/overlay.cpp b/src/overlay.cpp
index 03c20cf..cf3f279 100644
--- a/src/overlay.cpp
+++ b/src/overlay.cpp
@@ -163,7 +163,7 @@ void update_hw_info(const struct overlay_params& params, uint32_t vendorID)
    if (graph_data.size() >= kMaxGraphEntries)
       graph_data.pop_front();
    graph_data.push_back(currentLogData);
-   logger->notify_data_valid();
+   if (logger) logger->notify_data_valid();
    HUDElements.update_exec();
 }