blob: 7270b5257b74108c4bc1c8c0244f00cb15cd6000 [file] [log] [blame]
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 13 Jul 2016 13:14:33 +0300
Subject: usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
commit 7442e6db5bdd0dce4615205508301f9b22e502d6 upstream.
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>
[bwh: Backported to 3.16: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/usb/gadget/fsl_qe_udc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/gadget/fsl_qe_udc.c
+++ b/drivers/usb/gadget/fsl_qe_udc.c
@@ -2057,7 +2057,7 @@ static void setup_received_handle(struct
struct qe_ep *ep;
if (wValue != 0 || wLength != 0
- || pipe > USB_MAX_ENDPOINTS)
+ || pipe >= USB_MAX_ENDPOINTS)
break;
ep = &udc->eps[pipe];