Commit 60423c0b authored by Gavin Li's avatar Gavin Li Committed by Ben Hutchings

cdc-acm: fix wrong pipe type on rx interrupt xfers

commit add12505 upstream.

This fixes the "BOGUS urb xfer" warning logged by usb_submit_urb().
Signed-off-by: default avatarGavin Li <git@thegavinli.com>
Acked-by: default avatarOliver Neukum <oneukum@suse.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarBen Hutchings <ben@decadent.org.uk>
parent 68cebcb0
......@@ -1156,7 +1156,6 @@ static int acm_probe(struct usb_interface *intf,
spin_lock_init(&acm->write_lock);
spin_lock_init(&acm->read_lock);
mutex_init(&acm->mutex);
acm->rx_endpoint = usb_rcvbulkpipe(usb_dev, epread->bEndpointAddress);
acm->is_int_ep = usb_endpoint_xfer_int(epread);
if (acm->is_int_ep)
acm->bInterval = epread->bInterval;
......@@ -1205,14 +1204,14 @@ static int acm_probe(struct usb_interface *intf,
urb->transfer_dma = rb->dma;
if (acm->is_int_ep) {
usb_fill_int_urb(urb, acm->dev,
acm->rx_endpoint,
usb_rcvintpipe(usb_dev, epread->bEndpointAddress),
rb->base,
acm->readsize,
acm_read_bulk_callback, rb,
acm->bInterval);
} else {
usb_fill_bulk_urb(urb, acm->dev,
acm->rx_endpoint,
usb_rcvbulkpipe(usb_dev, epread->bEndpointAddress),
rb->base,
acm->readsize,
acm_read_bulk_callback, rb);
......
......@@ -95,7 +95,6 @@ struct acm {
struct urb *read_urbs[ACM_NR];
struct acm_rb read_buffers[ACM_NR];
int rx_buflimit;
int rx_endpoint;
spinlock_t read_lock;
int write_used; /* number of non-empty write buffers */
int transmitting;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment