From bd8a27476e4716e305ce4e174f4ddba83e396b9a Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Mon, 25 Mar 2019 17:26:24 +1100
Subject: [PATCH] AP_Logger: make structure validation failure at runtime fatal

---
 libraries/AP_Logger/AP_Logger.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libraries/AP_Logger/AP_Logger.cpp b/libraries/AP_Logger/AP_Logger.cpp
index e178262c01..6bbeba506e 100644
--- a/libraries/AP_Logger/AP_Logger.cpp
+++ b/libraries/AP_Logger/AP_Logger.cpp
@@ -871,7 +871,10 @@ AP_Logger::log_write_fmt *AP_Logger::msg_fmt_for_name(const char *name, const ch
     } else {
         memset((char*)ls_multipliers, '?', MIN(sizeof(ls_format), strlen(f->fmt)));
     }
-    validate_structure(&ls, (int16_t)-1);
+    if (!validate_structure(&ls, (int16_t)-1)) {
+        Debug("Log structure invalid");
+        abort();
+    }
 #endif
 
     return f;