Re: [dpdk-dev] [PATCH] dev: don't remove devargs that are still referenced

[Thomas Monjalon <thomas@monjalon.net>]

21/11/2018 19:37, Darek Stojaczyk:
> Even if a device failed to plug, it's still a device
> object that references the devargs. Those devargs will
> be freed automatically together with the device, but
> can't be freed any earlier.

Thanks for the patch.
Please, be more specific about the bug.
You could add 2 more paragraphs:
	- One before, to explain the tested scenario and the result.
	- One after, to explain how it is fixed (changing the goto by a return).

[...]
>  	ret = dev->bus->plug(dev);
>  	if (ret) {
> -		if (rte_dev_is_probed(dev)) /* if already succeeded earlier */
> -			return ret; /* no rollback */
> -		RTE_LOG(ERR, EAL, "Driver cannot attach the device (%s)\n",
> -			dev->name);
> -		goto err_devarg;
> +		if (!rte_dev_is_probed(dev)) /* if hasn't succeeded earlier */
> +			RTE_LOG(ERR, EAL, "Driver cannot attach the device (%s)\n",
> +				dev->name);
> +		return ret;
>  	}