linux-kernel - [PATCH 56/70] kobil

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Message-ID: <20080620200534.1479.52540.stgit@localhost.localdomain>
Date:	Fri, 20 Jun 2008 21:05:39 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH 56/70] kobil_sct: Fix ioctls

From: Alan Cox <alan@...hat.com>



Signed-off-by: Alan Cox <alan@...hat.com>
---

 drivers/usb/serial/kobil_sct.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)


diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index f0f8353..deba28e 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -640,9 +640,11 @@ static void kobil_set_termios(struct tty_struct *tty,
 
 	priv = usb_get_serial_port_data(port);
 	if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
-			priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
+			priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
 		/* This device doesn't support ioctl calls */
+		*tty->termios = *old;
 		return;
+	}
 
 	speed = tty_get_baud_rate(tty);
 	switch (speed) {
@@ -704,7 +706,7 @@ static int kobil_ioctl(struct tty_struct *tty, struct file *file,
 	if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
 			priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
 		/* This device doesn't support ioctl calls */
-		return 0;
+		return -ENOIOCTLCMD;
 
 	switch (cmd) {
 	case TCFLSH:

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