mmc: ushc: Remove bogus check of usb_submit_urb

Not sure why it was there in the first place, but it's
obviously useless check, so let's remove it.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/ushc.c

@@ -309,8 +309,6 @@ static void ushc_request(struct mmc_host *mmc, struct mmc_request *req)
 
 	/* Submit CSW. */
 	ret = usb_submit_urb(ushc->csw_urb, GFP_ATOMIC);
-	if (ret < 0)
-		goto out;
 
 out:
 	spin_unlock_irqrestore(&ushc->lock, flags);