diff mbox series

[RESEND,2/3] usb: gadget: udc: atmel: fix uninitialized read in debug printk

Message ID 248e7089f7fbb3727e83a1dfb43820d96a69e8c2.1594231056.git.mirq-linux@rere.qmqm.pl (mailing list archive)
State Mainlined
Commit 30517ffeb3bff842e1355cbc32f1959d9dbb5414
Headers show
Series usb: gadget: udc: atmel: assorted fixes | expand

Commit Message

Michał Mirosław July 8, 2020, 6:04 p.m. UTC
Fixed commit moved the assignment of 'req', but did not update a
reference in the DBG() call. Use the argument as it was renamed.

Fixes: 5fb694f96e7c ("usb: gadget: udc: atmel: fix possible oops when unloading module")
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
---
 drivers/usb/gadget/udc/atmel_usba_udc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Alexandre Belloni July 15, 2020, 9:45 p.m. UTC | #1
On 08/07/2020 20:04:09+0200, Michał Mirosław wrote:
> Fixed commit moved the assignment of 'req', but did not update a
> reference in the DBG() call. Use the argument as it was renamed.
> 
> Fixes: 5fb694f96e7c ("usb: gadget: udc: atmel: fix possible oops when unloading module")
> Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

> ---
>  drivers/usb/gadget/udc/atmel_usba_udc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
> index 9153e220848d..9342a3d24963 100644
> --- a/drivers/usb/gadget/udc/atmel_usba_udc.c
> +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
> @@ -865,7 +865,7 @@ static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
>  	u32 status;
>  
>  	DBG(DBG_GADGET | DBG_QUEUE, "ep_dequeue: %s, req %p\n",
> -			ep->ep.name, req);
> +			ep->ep.name, _req);
>  
>  	spin_lock_irqsave(&udc->lock, flags);
>  
> -- 
> 2.20.1
>
Cristian Birsan July 16, 2020, 5:56 p.m. UTC | #2
On 7/16/20 12:45 AM, Alexandre Belloni wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On 08/07/2020 20:04:09+0200, Michał Mirosław wrote:
>> Fixed commit moved the assignment of 'req', but did not update a
>> reference in the DBG() call. Use the argument as it was renamed.
>>
>> Fixes: 5fb694f96e7c ("usb: gadget: udc: atmel: fix possible oops when unloading module")
>> Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
> Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Acked-by: Cristian Birsan <cristian.birsan@microchip.com>

> 
>> ---
>>  drivers/usb/gadget/udc/atmel_usba_udc.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
>> index 9153e220848d..9342a3d24963 100644
>> --- a/drivers/usb/gadget/udc/atmel_usba_udc.c
>> +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
>> @@ -865,7 +865,7 @@ static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
>>       u32 status;
>>
>>       DBG(DBG_GADGET | DBG_QUEUE, "ep_dequeue: %s, req %p\n",
>> -                     ep->ep.name, req);
>> +                     ep->ep.name, _req);
>>
>>       spin_lock_irqsave(&udc->lock, flags);
>>
>> --
>> 2.20.1
>>
> 
> --
> Alexandre Belloni, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com
>
diff mbox series

Patch

diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index 9153e220848d..9342a3d24963 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -865,7 +865,7 @@  static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
 	u32 status;
 
 	DBG(DBG_GADGET | DBG_QUEUE, "ep_dequeue: %s, req %p\n",
-			ep->ep.name, req);
+			ep->ep.name, _req);
 
 	spin_lock_irqsave(&udc->lock, flags);