Re: [PATCH net-2.6] net, ppp: Report correct error code if unitallocation failed

[Jarek Poplawski]

On 2010-11-23 22:43, Cyrill Gorcunov wrote:
> Allocating unit from ird might return several error codes
> not only -EAGAIN, so it should not be changed and returned
> precisely. Same time unit release procedure should be invoked
> only if device is unregistering.

IMHO this unit release fix should be in a separate patch.

...
> @@ -2668,10 +2668,10 @@ static void ppp_shutdown_interface(struc
>  		ppp->closing = 1;
>  		ppp_unlock(ppp);
>  		unregister_netdev(ppp->dev);
> +		unit_put(&pn->units_idr, ppp->file.index);
>  	} else
>  		ppp_unlock(ppp);
>  
> -	unit_put(&pn->units_idr, ppp->file.index);
>  	ppp->file.dead = 1;
>  	ppp->owner = NULL;
>  	wake_up_interruptible(&ppp->file.rwait);

Btw, it seems these last 3 lines could be moved similarly.

Jarek P.
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