Staging: dwc2: Fix conditional statement since urb->actual_length is never less than zero.

This patch fixes the following smatch warning in hcd.c:
drivers/staging/dwc2/hcd.c:787 dwc2_assign_and_init_hc() warn: unsigned 'urb->actual_length' is never less than zero.
Signed-off-by: Rashika Kheria <rashika.kheria@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/dwc2/hcd.c

@@ -784,7 +784,7 @@ static int dwc2_assign_and_init_hc(struct dwc2_hsotg *hsotg, struct dwc2_qh *qh)
 	chan->data_pid_start = qh->data_toggle;
 	chan->multi_count = 1;
 
-	if ((urb->actual_length < 0 || urb->actual_length > urb->length) &&
+	if (urb->actual_length > urb->length &&
 		!dwc2_hcd_is_pipe_in(&urb->pipe_info))
 		urb->actual_length = urb->length;