From a4701ef988ca5699622b634783ce5414f26cf2ef Mon Sep 17 00:00:00 2001
From: Raphael Coeffic <raphael.coeffic@frafos.com>
Date: Sun, 18 Apr 2021 17:29:29 +0200
Subject: [PATCH] Fix crash on partial model load (model select)

---
 radio/src/storage/sdcard_yaml.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/radio/src/storage/sdcard_yaml.cpp b/radio/src/storage/sdcard_yaml.cpp
index 39404835c..792205e0f 100644
--- a/radio/src/storage/sdcard_yaml.cpp
+++ b/radio/src/storage/sdcard_yaml.cpp
@@ -138,6 +138,13 @@ const char * readModel(const char * filename, uint8_t * buffer, uint32_t size, u
     // YAML reader
     TRACE("YAML model reader");
 
+    if (size < sizeof(g_model)) {
+        // TODO: Partial load for ModelButton::load()
+        //  -> maybe we should have a summary in modelslist.yml? 
+        memset(buffer, 0, size);
+        return nullptr;
+    }
+    
     char path[256];
     getModelPath(path, filename);