From 7385e37b13fcba294ef4d2376d6a1797fad94d10 Mon Sep 17 00:00:00 2001
From: Giacomo Tesio <giacomo@tesio.it>
Date: Mon, 17 Feb 2020 00:44:58 +0100
Subject: [PATCH] kern: usb uhci: fix test of ports in init()

---
 sys/src/kern/amd64/usbuhci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/src/kern/amd64/usbuhci.c b/sys/src/kern/amd64/usbuhci.c
index 5ee9f56..1e51b13 100644
--- a/sys/src/kern/amd64/usbuhci.c
+++ b/sys/src/kern/amd64/usbuhci.c
@@ -2235,7 +2235,7 @@ init(Hci *hp)
 	/* guess other ports */
 	for(i = 2; i < 6; i++){
 		sts = INS(PORT(i));
-		if(sts != 0xFFFF && (sts & PSreserved1) == 1){
+		if(sts != 0xFFFF && (sts & PSreserved1) == PSreserved1){
 			dprint(" psc%d %#ux", i, sts);
 			hp->nports++;
 		}else