From ba55cfa413c73543b8ac620e3908ad69966fdc3e Mon Sep 17 00:00:00 2001
From: Daniil Kutz <kutz@ispras.ru>
Date: Mon, 8 Sep 2025 17:42:16 +0300
Subject: [PATCH] Check type variable on null before dereferencing

---
 icu4c/source/common/udata.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/icu4c/source/common/udata.cpp b/icu4c/source/common/udata.cpp
index b9b737f177ed..b53ec191aa34 100644
--- a/icu4c/source/common/udata.cpp
+++ b/icu4c/source/common/udata.cpp
@@ -1291,7 +1291,7 @@ doOpenChoice(const char *path, const char *type, const char *name,
     dataPath = u_getDataDirectory();
 
     /****    Time zone individual files override  */
-    if (isICUData && isTimeZoneFile(name, type)) {
+    if (isICUData && type!=nullptr && isTimeZoneFile(name, type)) {
         const char *tzFilesDir = u_getTimeZoneFilesDirectory(pErrorCode);
         if (tzFilesDir[0] != 0) {
 #ifdef UDATA_DEBUG