diff options
Diffstat (limited to 'drivers/usb/serial/opticon.c')
| -rw-r--r-- | drivers/usb/serial/opticon.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c index 201f6096844b..96423f3c8ef3 100644 --- a/drivers/usb/serial/opticon.c +++ b/drivers/usb/serial/opticon.c @@ -116,7 +116,7 @@ static void opticon_read_bulk_callback(struct urb *urb) } else { if ((data[0] == 0x00) && (data[1] == 0x01)) { spin_lock_irqsave(&priv->lock, flags); - /* CTS status infomation package */ + /* CTS status information package */ if (data[2] == 0x00) priv->cts = false; else @@ -289,8 +289,11 @@ static int opticon_write(struct tty_struct *tty, struct usb_serial_port *port, /* The conncected devices do not have a bulk write endpoint, * to transmit data to de barcode device the control endpoint is used */ dr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_NOIO); - if (!dr) - return -ENOMEM; + if (!dr) { + dev_err(&port->dev, "out of memory\n"); + count = -ENOMEM; + goto error; + } dr->bRequestType = USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT; dr->bRequest = 0x01; @@ -413,7 +416,7 @@ static int opticon_tiocmget(struct tty_struct *tty) return result; } -static int opticon_tiocmset(struct tty_struct *tty, struct file *file, +static int opticon_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear) { struct usb_serial_port *port = tty->driver_data; |