Subject: Re: [PATCH V5 net-next 06/11] net: hibmcge: Implement .ndo_start_xmit function

From: Jakub Kicinski <[email-masked]>
Date: Wed, 28 Aug 2024 18:41:20 -0700

On Tue, 27 Aug 2024 21:14:50 +0800 Jijie Shao wrote:
> @@ -111,6 +135,14 @@ static int hbg_init(struct hbg_priv *priv)
>  	if (ret)
>  		return ret;
>  
> +	ret = hbg_txrx_init(priv);
> +	if (ret)
> +		return ret;

You allocate buffers on the probe path?
The queues and all the memory will be sitting allocated but unused if 
admin does ip link set dev $eth0 down?