From: Johan Hovold <jhovold@gmail.com>
Date: Sun, 15 Jan 2012 23:36:49 +0000 (+0100)
Subject: USB: cp210x: fix up set_termios variables
X-Git-Tag: v3.2.3~5
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0155ff5bd1c75960263bb4a6fd4b3dedc566a3e1;p=karo-tx-linux.git

USB: cp210x: fix up set_termios variables

commit 34b76fcaee574017862ea3fa0efdcd77a9d0e57d upstream.

[Based on a patch from Johan, mangled by gregkh to keep things in line]

Fix up the variable usage in the set_termios call.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Cc: Preston Fick <preston.fick@silabs.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 1bac7b9223f2..5c3b7d1c25a5 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -576,7 +576,8 @@ static void cp210x_set_termios(struct tty_struct *tty,
 		struct usb_serial_port *port, struct ktermios *old_termios)
 {
 	unsigned int cflag, old_cflag;
-	unsigned int baud = 0, bits;
+	u32 baud;
+	unsigned int bits;
 	unsigned int modem_ctl[4];
 
 	dbg("%s - port %d", __func__, port->number);
@@ -593,7 +594,7 @@ static void cp210x_set_termios(struct tty_struct *tty,
 	if (baud != tty_termios_baud_rate(old_termios) && baud != 0) {
 		dbg("%s - Setting baud rate to %d baud", __func__,
 				baud);
-		if (cp210x_set_config(port, CP210X_SET_BAUDRATE, &baud, 4)) {
+		if (cp210x_set_config(port, CP210X_SET_BAUDRATE, &baud, sizeof(baud))) {
 			dbg("Baud rate requested not supported by device");
 			baud = tty_termios_baud_rate(old_termios);
 		}