svn commit: r213148 - user/weongyo/usb/sys/dev/usb

[Weongyo Jeong]

Author: weongyo
Date: Fri Sep 24 23:56:25 2010
New Revision: 213148
URL: http://svn.freebsd.org/changeset/base/213148

Log:
  Records the length of the local buffer.  It'd be used to check the
  buffer boundary.

Modified:
  user/weongyo/usb/sys/dev/usb/usb_core.h
  user/weongyo/usb/sys/dev/usb/usb_transfer.c

Modified: user/weongyo/usb/sys/dev/usb/usb_core.h
==============================================================================
--- user/weongyo/usb/sys/dev/usb/usb_core.h	Fri Sep 24 23:54:03 2010	(r213147)
+++ user/weongyo/usb/sys/dev/usb/usb_core.h	Fri Sep 24 23:56:25 2010	(r213148)
@@ -136,6 +136,7 @@ struct usb_xfer {
 	void   *priv_sc;		/* device driver data pointer 1 */
 	void   *priv_fifo;		/* device driver data pointer 2 */
 	void   *local_buffer;
+	int     local_buflen;
 	usb_frlength_t *frlengths;
 	struct usb_page_cache *frbuffers;
 	usb_callback_t *callback;

Modified: user/weongyo/usb/sys/dev/usb/usb_transfer.c
==============================================================================
--- user/weongyo/usb/sys/dev/usb/usb_transfer.c	Fri Sep 24 23:54:03 2010	(r213147)
+++ user/weongyo/usb/sys/dev/usb/usb_transfer.c	Fri Sep 24 23:56:25 2010	(r213148)
@@ -628,6 +628,7 @@ usbd_transfer_setup_sub(struct usb_setup
 
 			xfer->local_buffer =
 			    USB_ADD_BYTES(parm->buf, parm->size[0]);
+			xfer->local_buflen = parm->bufsize;
 
 			usbd_xfer_set_frame_offset(xfer, 0, 0);