From e9caf24cdf4b505d1204e109c9d41defdf57e197 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 13 Jul 2016 13:14:33 +0300 Subject: [PATCH] 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 Signed-off-by: Dan Carpenter Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/udc/fsl_qe_udc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c index 5fb6f8b4f0b4..c73689b72f95 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]; -- 2.20.1