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authorPeter Hurley <peter@hurleysoftware.com>2016-01-11 05:36:09 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-01-28 23:13:44 +0100
commit7f71b2c1441877141651d96c9a380bfb32e2ff78 (patch)
treeef4c8c589c4cd3562489e98b857be6b03258c320 /drivers/tty/n_tty.c
parenttty: rocket: Remove private close_wait (diff)
downloadlinux-7f71b2c1441877141651d96c9a380bfb32e2ff78.tar.xz
linux-7f71b2c1441877141651d96c9a380bfb32e2ff78.zip
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>
Diffstat (limited to 'drivers/tty/n_tty.c')
-rw-r--r--drivers/tty/n_tty.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index fad365aa1f5c..fb76a7d80e7e 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -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);
}
}