Commit 970cf9a9 authored by Sven Schnelle's avatar Sven Schnelle Committed by Heiko Carstens

s390/tty3270: ignore NUL characters

With 'TERM=vt220' zsh is sending several NUL characters with
the prompt to the tty. Both xterm and the linux drm console
seem to ignore them. Ignore them in tty3270 as well.
Signed-off-by: default avatarSven Schnelle <svens@linux.ibm.com>
Acked-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Tested-by: default avatarNiklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent e4b57b93
......@@ -1732,6 +1732,8 @@ static void tty3270_do_write(struct tty3270 *tp, struct tty_struct *tty,
}
switch (buf[i_msg]) {
case 0x00:
break;
case 0x07: /* '\a' -- Alarm */
tp->wcc |= TW_PLUSALARM;
break;
......
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