Fix small mistake in last commit. (still falls in the same Changelog entry) (#118957)

diff --git a/glib/guniprop.c b/glib/guniprop.c
index a76452b..9cef6e7 100644 (file)
--- a/glib/guniprop.c
+++ b/glib/guniprop.c
@@ -560,7 +560,7 @@ output_marks (const char **p_inout,
       if (ISMARK(t))
        {
          if (!remove_dot || c != 0x307 /* COMBINING DOT ABOVE */)
-           len += g_unichar_to_utf8 (c, out_buffer);
+           len += g_unichar_to_utf8 (c, out_buffer ? out_buffer + len : NULL);
          p = g_utf8_next_char (p);
        }
       else