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path: root/drivers/usb/serial/usb_wwan.c
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Diffstat (limited to 'drivers/usb/serial/usb_wwan.c')
-rw-r--r--drivers/usb/serial/usb_wwan.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c
index 3eb72c59ede6..06212f08d9f9 100644
--- a/drivers/usb/serial/usb_wwan.c
+++ b/drivers/usb/serial/usb_wwan.c
@@ -278,12 +278,12 @@ static void usb_wwan_outdat_callback(struct urb *urb)
}
}
-int usb_wwan_write_room(struct tty_struct *tty)
+unsigned int usb_wwan_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct usb_wwan_port_private *portdata;
int i;
- int data_len = 0;
+ unsigned int data_len = 0;
struct urb *this_urb;
portdata = usb_get_serial_port_data(port);
@@ -294,7 +294,7 @@ int usb_wwan_write_room(struct tty_struct *tty)
data_len += OUT_BUFLEN;
}
- dev_dbg(&port->dev, "%s: %d\n", __func__, data_len);
+ dev_dbg(&port->dev, "%s: %u\n", __func__, data_len);
return data_len;
}
EXPORT_SYMBOL(usb_wwan_write_room);