* [patch] usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
@ 2016-07-13 10:14 ` Dan Carpenter
0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2016-07-13 10:14 UTC (permalink / raw)
To: Li Yang, Xie Xiaobo
Cc: Felipe Balbi, Greg Kroah-Hartman, linux-usb, linuxppc-dev,
kernel-janitors
The udc->eps[] array has USB_MAX_ENDPOINTS elements so > should be >=.
Fixes: 3948f0e0c999 ('usb: add Freescale QE/CPM USB peripheral controller driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
index 93d28cb..cf8819a 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];
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [patch] usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
@ 2016-07-13 10:14 ` Dan Carpenter
0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2016-07-13 10:14 UTC (permalink / raw)
To: Li Yang, Xie Xiaobo
Cc: Felipe Balbi, Greg Kroah-Hartman, linux-usb, linuxppc-dev,
kernel-janitors
The udc->eps[] array has USB_MAX_ENDPOINTS elements so > should be >=.
Fixes: 3948f0e0c999 ('usb: add Freescale QE/CPM USB peripheral controller driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
index 93d28cb..cf8819a 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];
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [patch] usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
2016-07-13 10:14 ` Dan Carpenter
@ 2016-07-15 6:34 ` Peter Chen
-1 siblings, 0 replies; 4+ messages in thread
From: Peter Chen @ 2016-07-15 6:34 UTC (permalink / raw)
To: Dan Carpenter
Cc: Li Yang, Xie Xiaobo, Felipe Balbi, Greg Kroah-Hartman, linux-usb,
linuxppc-dev, kernel-janitors
On Wed, Jul 13, 2016 at 01:14:33PM +0300, Dan Carpenter wrote:
> The udc->eps[] array has USB_MAX_ENDPOINTS elements so > should be >=.
>
> Fixes: 3948f0e0c999 ('usb: add Freescale QE/CPM USB peripheral controller driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
> index 93d28cb..cf8819a 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];
>
Acked-by: Peter Chen <peter.chen@nxp.com>
--
Best Regards,
Peter Chen
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [patch] usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
@ 2016-07-15 6:34 ` Peter Chen
0 siblings, 0 replies; 4+ messages in thread
From: Peter Chen @ 2016-07-15 6:34 UTC (permalink / raw)
To: Dan Carpenter
Cc: Li Yang, Xie Xiaobo, Felipe Balbi, Greg Kroah-Hartman, linux-usb,
linuxppc-dev, kernel-janitors
On Wed, Jul 13, 2016 at 01:14:33PM +0300, Dan Carpenter wrote:
> The udc->eps[] array has USB_MAX_ENDPOINTS elements so > should be >=.
>
> Fixes: 3948f0e0c999 ('usb: add Freescale QE/CPM USB peripheral controller driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
> index 93d28cb..cf8819a 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];
>
Acked-by: Peter Chen <peter.chen@nxp.com>
--
Best Regards,
Peter Chen
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2016-07-15 6:42 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2016-07-13 10:14 [patch] usb: gadget: fsl_qe_udc: off by one in setup_received_handle() Dan Carpenter
2016-07-13 10:14 ` Dan Carpenter
2016-07-15 6:34 ` Peter Chen
2016-07-15 6:34 ` Peter Chen
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