Re: [PATCH 1/3] net-gianfar: Less function calls in gfar_ethflow_to_filer_table() after error detection

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On Fri, 1 Jan 2016, SF Markus Elfring wrote:

> >> +++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c
> >> @@ -778,11 +778,13 @@ static int gfar_ethflow_to_filer_table(struct gfar_private *priv, u64 ethflow,
> >>  
> >>  	local_rqfpr = kmalloc_array(MAX_FILER_IDX + 1, sizeof(unsigned int),
> >>  				    GFP_KERNEL);
> >> +	if (!local_rqfpr)
> >> +		return 1;
> > 
> > Why return 1?  Previously 0 was returned.
> 
> You are right. - Unfortunately, I made a mistake at this place
> of my update suggestion.
> 
> 
> > Normally, one returns -ENOMEM for this case, but it looks like this 
> > function is returning 0 on failure.
> 
> Should a symbol like "false" be used instead of such a special number?

Maybe it's better than 0 and 1...

julia
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