Re: [PATCH v3] usb: gadget: udc: remove pointer dereference after free

[Felipe Balbi]

"Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx> writes:

> Remove pointer dereference after free.
>
> Addresses-Coverity-ID: 1091173
> Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
> Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
> ---
> Changes in v2:
>   Move pointer dereference before pci_pool_free()
>   Set pointer to NULL after free
>
> Changes in v3:
>   Remove 'td->next = 0x00' inside for loop.
>   Remove unnecessary pointer nullification after free.
>
>   drivers/usb/gadget/udc/pch_udc.c | 1 -
>   1 file changed, 1 deletion(-)
>
> diff --git a/drivers/usb/gadget/udc/pch_udc.c  
> b/drivers/usb/gadget/udc/pch_udc.c
> index a97da64..8a365aa 100644
> --- a/drivers/usb/gadget/udc/pch_udc.c
> +++ b/drivers/usb/gadget/udc/pch_udc.c
> @@ -1523,7 +1523,6 @@ static void pch_udc_free_dma_chain(struct  
> pch_udc_dev *dev,

line wrapped. Can't apply.

-- 
balbi

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