dosfs: Fix read from invalid memory area

2026-09-25 00:59:13 +08:00 · 2014-05-16 15:34:33 +02:00
parent 1ac0b083f8
commit 39840438bb
1 changed files with 1 additions and 1 deletions
@@ -631,7 +631,7 @@ msdos_filename_utf8_to_short_name_for_save (
         * Strip any further characters up to a '.' or the end of the
         * string.
         */
-        if ( *name_ptr == '.' ) {
+        if ( name_size > 0 && *name_ptr == '.' ) {
          ++name_ptr;
          --name_size;
        }