usblp: Make use of URB_FREE_BUFFER

Employ the new API URB_FREE_BUFFER that we've got. There was talk of a combined
constructor for this case, but apparently it's not happening, so just set the
flag explicitly for now.

Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Pete Zaitcev 2007-07-23 02:17:49 -07:00 committed by Greg Kroah-Hartman
parent 7f477358e2
commit e8fa0ce65c

View File

@ -331,9 +331,6 @@ static void usblp_bulk_write(struct urb *urb)
wake_up(&usblp->wwait);
spin_unlock(&usblp->lock);
/* XXX Use usb_setup_bulk_urb when available. Talk to Marcel. */
kfree(urb->transfer_buffer);
urb->transfer_buffer = NULL; /* Not refcounted, so to be safe... */
usb_free_urb(urb);
}
@ -719,6 +716,7 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t
usb_sndbulkpipe(usblp->dev,
usblp->protocol[usblp->current_protocol].epwrite->bEndpointAddress),
writebuf, transfer_length, usblp_bulk_write, usblp);
writeurb->transfer_flags |= URB_FREE_BUFFER;
usb_anchor_urb(writeurb, &usblp->urbs);
if (copy_from_user(writebuf,