From 9d3f189d9083ec5bcb21c6362c63fd738db751fc Mon Sep 17 00:00:00 2001
From: Ben Meadors <benmmeadors@gmail.com>
Date: Sat, 24 Jan 2026 12:35:28 -0600
Subject: [PATCH] STM32 fix

---
 src/gps/RTC.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gps/RTC.cpp b/src/gps/RTC.cpp
index a93a1ff62..ad26b55a4 100644
--- a/src/gps/RTC.cpp
+++ b/src/gps/RTC.cpp
@@ -435,6 +435,7 @@ time_t gm_mktime(const struct tm *tm)
 
     return result;
 #else
-    return mktime(tm);
+    struct tm tmCopy = *tm;
+    return mktime(&tmCopy);
 #endif
 }