diff options
| -rw-r--r-- | drivers/usb/serial/io_edgeport.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index b9b56ec6ff24..191588006e0e 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -640,7 +640,7 @@ static void edge_interrupt_callback(struct urb *urb) if (txCredits) { port = edge_serial->serial->port[portNumber]; edge_port = usb_get_serial_port_data(port); - if (edge_port->open) { + if (edge_port && edge_port->open) { spin_lock_irqsave(&edge_port->ep_lock, flags); edge_port->txCredits += txCredits; @@ -1776,7 +1776,7 @@ static void process_rcvd_data(struct edgeport_serial *edge_serial, if (rxLen && edge_serial->rxPort < serial->num_ports) { port = serial->port[edge_serial->rxPort]; edge_port = usb_get_serial_port_data(port); - if (edge_port->open) { + if (edge_port && edge_port->open) { dev_dbg(dev, "%s - Sending %d bytes to TTY for port %d\n", __func__, rxLen, edge_serial->rxPort); |