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From: Hans Petter Selasky <hselasky@FreeBSD.org>
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Subject: PERFORCE change 148160 for review
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http://perforce.freebsd.org/chv.cgi?CH=148160

Change 148160 by hselasky@hselasky_laptop001 on 2008/08/23 09:48:00

	
	Fix an off-by-one issue.

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb2/core/usb2_transfer.c#21 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb2/core/usb2_transfer.c#21 (text+ko) ====

@@ -529,7 +529,7 @@
 
 			usb2_set_frame_offset(xfer, 0, 0);
 
-			if (type == UE_CONTROL) {
+			if ((type == UE_CONTROL) && (n_frbuffers > 1)) {
 				usb2_set_frame_offset(xfer, REQ_SIZE, 1);
 			}
 		}