Commit 7f71b2c1 authored Jan 10, 2016 by Peter Hurley Committed by Greg Kroah-Hartman Jan 28, 2016

n_tty: Ignore all read data when closing

On final port close (and thus final tty close), only output flow
control requests in the input data should be processed. Ignore all
other input data, including parity errors, overruns and breaks.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent c9c10d91

drivers/tty/n_tty.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -1524,8 +1524,6 @@ n_tty_receive_buf_closing(struct tty_struct tty, const unsigned char cp,
		flag = *fp++;
		if (likely(flag == TTY_NORMAL))
		n_tty_receive_char_closing(tty, *cp++);
		else
		n_tty_receive_char_flagged(tty, *cp++, flag);
		}
		}