diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index e7cae13..e2bd153 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -387,6 +387,13 @@
 	{
 	unsigned int	orig_flags = urb->transfer_flags;
 	unsigned int	allowed;
+	static int pipetypes[4] = {
+		PIPE_CONTROL, PIPE_ISOCHRONOUS, PIPE_BULK, PIPE_INTERRUPT
+	};
+
+	/* Check that the pipe's type matches the endpoint's type */
+	if (usb_pipetype(urb->pipe) != pipetypes[xfertype])
+		return -EPIPE;		/* The most suitable error code :-) */
 
 	/* enforce simple/standard policy */
 	allowed = (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP |