Re: [PATCH 13/14] ieee802154: cc2520: switch from BUG_ON() to WARN_ON() on problem

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello.

On 22.09.2017 14:14, Stefan Schmidt wrote:
> The check is valid but it does not warrant to crash the kernel. A
> WARN_ON() is good enough here.
> Found by checkpatch.
> 
> Signed-off-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxx>
> ---
>  drivers/net/ieee802154/cc2520.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
> index 735b9f5f9754..0c89d3edf901 100644
> --- a/drivers/net/ieee802154/cc2520.c
> +++ b/drivers/net/ieee802154/cc2520.c
> @@ -517,7 +517,7 @@ cc2520_tx(struct ieee802154_hw *hw, struct sk_buff *skb)
>  	}
>  
>  	spin_lock_irqsave(&priv->lock, flags);
> -	BUG_ON(priv->is_tx);
> +	WARN_ON(priv->is_tx);
>  	priv->is_tx = 1;
>  	spin_unlock_irqrestore(&priv->lock, flags);
>  
> @@ -643,9 +643,9 @@ cc2520_set_channel(struct ieee802154_hw *hw, u8 page, u8 channel)
>  
>  	dev_dbg(&priv->spi->dev, "trying to set channel\n");
>  
> -	BUG_ON(page != 0);
> -	BUG_ON(channel < CC2520_MINCHANNEL);
> -	BUG_ON(channel > CC2520_MAXCHANNEL);
> +	WARN_ON(page != 0);
> +	WARN_ON(channel < CC2520_MINCHANNEL);
> +	WARN_ON(channel > CC2520_MAXCHANNEL);
>  
>  	ret = cc2520_write_register(priv, CC2520_FREQCTRL,
>  				    11 + 5 * (channel - 11));
> 

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

regards
Stefan Schmidt
--
To unsubscribe from this list: send the line "unsubscribe linux-wpan" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Photo]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux