--- vt102/vt102	2014/12/03 02:40:34	1.19
+++ vt102/vt102	2014/12/03 08:17:16	1.20
@@ -767,7 +767,10 @@
 
             if (select $rin, undef, undef, 0) {
                sysread $PTY, my $buf, 256;
-               push @PUSARTRECV, unpack "C*", $buf;
+
+               # linux don't do cs7 and/or parity anymore, so we need to filter
+               # out xoff characters to avoid freezes.
+               push @PUSARTRECV, grep { ($_ & 0x7f) != 0x13 } unpack "C*", $buf;
             }
          }