usb: r8a66597-hcd: Change mistake of the outsw function

Some functions changed by 1c98347e613bf17ea2f18c9766ce0ab77f65a96d.
However, There was a change mistake of the function (outsw).

Signed-off-by: Nobuhiro Iwamatsu <[e-mail]>
CC: Paul Mundt <[e-mail]>
Cc: stable <[e-mail]> [.35 & .36]
Acked-by: Yoshihiro Shimoda <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/usb/host/r8a66597.h

···
 		int odd = len & 0x0001;
 
 		len = len / 2;
-		ioread16_rep(fifoaddr, buf, len);
+		iowrite16_rep(fifoaddr, buf, len);
 		if (unlikely(odd)) {
 			buf = &buf[len];
 			iowrite8((unsigned char)*buf, fifoaddr);