Commit 2f007de2 authored by Oliver Neukum's avatar Oliver Neukum Committed by Greg Kroah-Hartman
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USB: fix error handling for mct_u232

we report errors to the caller. THis patch adds error handling to the driver.

Signed-off-by: default avatarOliver Neukum <>
Signed-off-by: default avatarGreg Kroah-Hartman <>
parent 9306fff1
......@@ -438,17 +438,21 @@ static int mct_u232_open (struct usb_serial_port *port, struct file *filp)
if (retval) {
err("usb_submit_urb(read bulk) failed pipe 0x%x err %d",
port->read_urb->pipe, retval);
goto exit;
goto error;
port->interrupt_in_urb->dev = port->serial->dev;
retval = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
if (retval)
if (retval) {
err(" usb_submit_urb(read int) failed pipe 0x%x err %d",
port->interrupt_in_urb->pipe, retval);
goto error;
return 0;
return retval;
} /* mct_u232_open */
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