Re: [PATCH] ieee802154: cc2520: add rc code in cc2520_tx()

[Stefan Schmidt <stefan@xxxxxxxxxxxxxxxxxx>]

Hello Qiong.

On 29.08.22 09:12, Li Qiong wrote:
> The rc code is 0 at the error path "status & CC2520_STATUS_TX_UNDERFLOW".
> Assign rc code with '-EINVAL' at this error path to fix it.
>
> Signed-off-by: Li Qiong <liqiong@xxxxxxxxxxxx>
> ---
>   drivers/net/ieee802154/cc2520.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
> index 1e1f40f628a0..c69b87d3837d 100644
> --- a/drivers/net/ieee802154/cc2520.c
> +++ b/drivers/net/ieee802154/cc2520.c
> @@ -504,6 +504,7 @@ cc2520_tx(struct ieee802154_hw *hw, struct sk_buff *skb)
>   		goto err_tx;
>   
>   	if (status & CC2520_STATUS_TX_UNDERFLOW) {
> +		rc = -EINVAL;
>   		dev_err(&priv->spi->dev, "cc2520 tx underflow exception\n");
>   		goto err_tx;
>   	}

This patch has been applied to the wpan tree and will be
part of the next pull request to net. Thanks!

regards
Stefan Schmidt