[RFC PATCH v3 12/12] selftests: add ncdevmem, netcat for devmem TCP

[Jakub Kicinski]

On Sun,  5 Nov 2023 18:44:11 -0800 Mina Almasry wrote:
> +	if (ynl_subscribe(*ys, "mgmt"))
> +		goto err_close;

Why? :)