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textdup is now safe in case of memory overflow

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krangelov
2021-08-27 13:03:11 +02:00
parent 5271ddd10b
commit 41ef5f9539
1 changed files with 2 additions and 1 deletions
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3
src/runtime/c/pgf/text.cxx
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@@ -21,7 +21,8 @@ PgfText* textdup(PgfText *t1)
{ {
size_t size = sizeof(PgfText)+t1->size+1; size_t size = sizeof(PgfText)+t1->size+1;
PgfText *t2 = (PgfText *) malloc(size); PgfText *t2 = (PgfText *) malloc(size);
memcpy(t2, t1, size); if (t2 != NULL)
memcpy(t2, t1, size);
return t2; return t2;
} }