Add null check for format in TIXML_VSCPRINTF (#1064)

2026-07-21 19:23:00 +04:00 · 2026-03-09 20:31:36 -04:00
parent 3324d04d58
commit e48a1310fe
1 changed files with 3 additions and 0 deletions
@@ -114,6 +114,9 @@ distribution.
 	#define TIXML_VSNPRINTF	vsnprintf
 	static inline int TIXML_VSCPRINTF( const char* format, va_list va )
 	{
+	    if (!format) {
+	        return 0;
+	    }
 		int len = vsnprintf( 0, 0, format, va );
 		TIXMLASSERT( len >= 0 );
 		return len;