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

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Date:	Fri, 22 Oct 2010 20:13:27 +0100
From:	Jack Stone <jwjstone@...tmail.fm>
To:	Greg KH <gregkh@...e.de>
CC:	linux-kernel@...r.kernel.org, stable@...nel.org,
	Florian Fainelli <florian@...nwrt.org>,
	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	600155@...s.debian.org, Jason Heeris <jason.heeris@...il.com>,
	David Miller <davem@...emloft.net>, spamalot@...peed.ch,
	Ben Hutchings <ben@...adent.org.uk>
Subject: Re: [11/17] r6040: Fix multicast list iteration when hash filter
 is used

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.

>  		adrp = (u16 *)dmi->dmi_addr;
>  		iowrite16(adrp[0], ioaddr + MID_1L + 8*i);
> 

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