Add extra checks in usbdwc.c to improve stability

sirnewton01 · Nov 6, 2016 · 3090674 · 3090674
1 parent 33a6c47
commit 3090674
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/bcm/usbdwc.c b/bcm/usbdwc.c
@@ -132,10 +132,10 @@ chansetup(Hostchan *hc, Ep *ep)
 		hcc = 0;
 		break;
 	default:
-		hcc = ep->dev->nb<<ODevaddr;
+		hcc = (ep->dev->nb&Devmax)<<ODevaddr;
 		break;
 	}
-	hcc |= ep->maxpkt | 1<<OMulticnt | ep->nb<<OEpnum;
+	hcc |= ep->maxpkt | 1<<OMulticnt | (ep->nb&Epmax)<<OEpnum;
 	switch(ep->ttype){
 	case Tctl:
 		hcc |= Epctl;