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

Cristian.Birsan at microchip.com Cristian.Birsan at microchip.com
Thu Jul 16 13:56:17 EDT 2020



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 at rere.qmqm.pl>
> Acked-by: Alexandre Belloni <alexandre.belloni at bootlin.com>

Acked-by: Cristian Birsan <cristian.birsan at 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
> 


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