From 41ef5f953927150e08d965c486dff4ae3edc7137 Mon Sep 17 00:00:00 2001
From: krangelov <kr.angelov@gmail.com>
Date: Fri, 27 Aug 2021 13:03:11 +0200
Subject: [PATCH] textdup is now safe in case of memory overflow

---
 src/runtime/c/pgf/text.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/runtime/c/pgf/text.cxx b/src/runtime/c/pgf/text.cxx
index 949176c94..9b4178582 100644
--- a/src/runtime/c/pgf/text.cxx
+++ b/src/runtime/c/pgf/text.cxx
@@ -21,7 +21,8 @@ PgfText* textdup(PgfText *t1)
 {
     size_t size = sizeof(PgfText)+t1->size+1;
     PgfText *t2 = (PgfText *) malloc(size);
-    memcpy(t2, t1, size);
+    if (t2 != NULL)
+        memcpy(t2, t1, size);
     return t2;
 }