From: Johan Hovold <jhovold@gmail.com>
Date: Thu, 8 Oct 2009 09:36:46 +0000 (+0200)
Subject: USB: pl2303: fix error characters not being reported to ldisc
X-Git-Tag: 2.1b_release~10645^2~27
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9388e2e71a51fab0aa2309bbb45e8a23d89a95a9;p=platform%2Fkernel%2Fkernel-mfld-blackbay.git

USB: pl2303: fix error characters not being reported to ldisc

Fix regression introduced by commit
d4fc4a7bfc2dee626f4fec1e209e58eaa4312de6 (tty: Fix the PL2303 private
methods for sysrq).

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 1128e01..9ec1a49 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -1046,13 +1046,15 @@ static void pl2303_push_data(struct tty_struct *tty,
 	/* overrun is special, not associated with a char */
 	if (line_status & UART_OVERRUN_ERROR)
 		tty_insert_flip_char(tty, 0, TTY_OVERRUN);
-	if (port->console && port->sysrq) {
+
+	if (tty_flag == TTY_NORMAL && !(port->console && port->sysrq))
+		tty_insert_flip_string(tty, data, urb->actual_length);
+	else {
 		int i;
 		for (i = 0; i < urb->actual_length; ++i)
 			if (!usb_serial_handle_sysrq_char(tty, port, data[i]))
 				tty_insert_flip_char(tty, data[i], tty_flag);
-	} else
-		tty_insert_flip_string(tty, data, urb->actual_length);
+	}
 	tty_flip_buffer_push(tty);
 }