From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 13 Jul 2016 10:14:33 +0000 (+0300)
Subject: usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=7442e6db5bdd0dce4615205508301f9b22e502d6;p=deliverable%2Flinux.git

usb: gadget: fsl_qe_udc: off by one in setup_received_handle()

The udc->eps[] array has USB_MAX_ENDPOINTS elements so > should be >=.

Fixes: 3948f0e0c999 ('usb: add Freescale QE/CPM USB peripheral controller driver')
Acked-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
---

diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
index 93d28cb00b76..cf8819a5c5b2 100644
--- a/drivers/usb/gadget/udc/fsl_qe_udc.c
+++ b/drivers/usb/gadget/udc/fsl_qe_udc.c
@@ -2053,7 +2053,7 @@ static void setup_received_handle(struct qe_udc *udc,
 			struct qe_ep *ep;
 
 			if (wValue != 0 || wLength != 0
-				|| pipe > USB_MAX_ENDPOINTS)
+				|| pipe >= USB_MAX_ENDPOINTS)
 				break;
 			ep = &udc->eps[pipe];