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authorJohan Hovold <jhovold@gmail.com>2013-12-29 19:22:55 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-01-03 12:31:46 -0800
commit4d5147ec90531d11e7677e2c38941fc18e160641 (patch)
tree5ec91ed685b7dc0e7bf1e67d256945bdd2c54441 /drivers/usb/serial/ftdi_sio.c
parent5c6b98dd0437ba8c1b515bf11357784335613d65 (diff)
downloadlinux-4d5147ec90531d11e7677e2c38941fc18e160641.tar.gz
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>
Diffstat (limited to 'drivers/usb/serial/ftdi_sio.c')
-rw-r--r--drivers/usb/serial/ftdi_sio.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 2e5cf73f121747..b3f712f8cf178a 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2383,8 +2383,6 @@ static int ftdi_ioctl(struct tty_struct *tty,
{
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 @@ static int ftdi_ioctl(struct tty_struct *tty,
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;
}