Re: [11/17] r6040: Fix multicast list iteration when hash filter is used

[Ben Hutchings <ben@decadent.org.uk>]

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On Fri, 2010-10-22 at 20:29 +0100, Jack Stone wrote:
> On 22/10/2010 20:23, Greg KH wrote:
> > On Fri, Oct 22, 2010 at 08:13:27PM +0100, Jack Stone wrote:
> >> On 22/10/2010 19:39, Greg KH wrote:
> >>>  drivers/net/r6040.c |    1 +
> >>>  1 file changed, 1 insertion(+)
> >>>
> >>> --- a/drivers/net/r6040.c
> >>> +++ b/drivers/net/r6040.c
> >>> @@ -976,6 +976,7 @@ static void r6040_multicast_list(struct
> >>>  		iowrite16(hash_table[3], ioaddr + MAR3);
> >>>  	}
> >>>  	/* Multicast Address 1~4 case */
> >>> +	dmi = dev->mc_list;
> >>>  	for (i = 0, dmi; (i < dev->mc_count) && (i < MCAST_MAX); i++) {
> >> Any reason for the dmi in the above line? As far as I can see it is a
> >> nop.
> > 
> > Look closer at the for loop please.
> 
> Maybe I'm missing something but:
> for (i = 0, ---->dmi <----; (i < ...
> 
> The dmi here still doesn't seem to do anything?

It doesn't, but it doesn't do any harm either.  The loop has been
rewritten in mainline.

Ben.

-- 
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.

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