RE: gianfar: Less function calls in gfar_ethflow_to_filer_table() after error detection

From: Claudiu Manoil
Date: Mon Jan 18 2016 - 09:45:27 EST

>-----Original Message-----
>From: SF Markus Elfring [mailto:elfring@xxxxxxxxxxxxxxxxxxxxx]
>Sent: Friday, January 15, 2016 7:33 PM
>To: Joe Perches <joe@xxxxxxxxxxx>; netdev@xxxxxxxxxxxxxxx
>Cc: Claudiu Manoil <claudiu.manoil@xxxxxxxxxxxxx>; LKML <linux-
>kernel@xxxxxxxxxxxxxxx>; kernel-janitors@xxxxxxxxxxxxxxx; Julia Lawall
>Subject: Re: gianfar: Less function calls in gfar_ethflow_to_filer_table() after
>error detection
>>>> local_rqfpr = kmalloc_array(2 * (MAX_FILER_IDX + 1),
>>>> sizeof(unsigned int), GFP_KERNEL);
>>>> if (!local_rqfpr)
>>>> goto err;
>>>> local_rqfcr = &local_rqfpr[MAX_FILER_IDX + 1];
>>> Do you suggest to use only one array (instead of two as before) here?
>> That's a possibility.
>Thanks for your clarification.
>> If, as your title suggests, you really want fewer function calls,
>I am unsure at the moment if more changes will make sense in
>this function implementation.
>> (which as far as I saw, you didn't do)
>Is my wording "after error detection" insufficient eventually?
>> that could be a mechanism to remove both an allocation and a free.
>Would any more software developers or source code reviewers like
>to share their opinions in such a direction?

This kind of fixes are net-next stuff at best, no need to push them into
the net tree right now.
So please wait with these submissions until net-next re-opens at least.