USB: serial: clean up ioctl debugging
Remove redundant ioctl debugging from subdrivers. The ioctl request code
has already been logged by usb-serial core.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 2e5cf73..b3f712f 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2383,8 +2383,6 @@
{
struct usb_serial_port *port = tty->driver_data;
- dev_dbg(&port->dev, "%s cmd 0x%04x\n", __func__, cmd);
-
/* Based on code from acm.c and others */
switch (cmd) {
@@ -2401,11 +2399,7 @@
default:
break;
}
- /* This is not necessarily an error - turns out the higher layers
- * will do some ioctls themselves (see comment above)
- */
- dev_dbg(&port->dev, "%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h\n",
- __func__, cmd);
+
return -ENOIOCTLCMD;
}