netdev - Re: [PATCH] Fix ethernet multicast for ucc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 29 Oct 2007 06:05:35 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	joakim.tjernlund@...nsmode.se, Li Yang-r58472 <LeoLi@...escale.com>
CC:	Netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] Fix ethernet multicast for ucc_geth.

Joakim Tjernlund wrote:
>>>From 5761a9e5924b34615c748fba2dcb977ed04c1243 Mon Sep 17 00:00:00 2001
> From: Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>
> Date: Wed, 17 Oct 2007 11:01:44 +0200
> Subject: [PATCH] Fix ethernet multicast for ucc_geth.
>  hw_add_addr_in_hash() already swaps byte
>  order, don't do it in ucc_geth_set_multi() too.
> 
> 
> Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>
> ---
>  drivers/net/ucc_geth.c |   15 ++-------------
>  1 files changed, 2 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
> index 61f5cce..f649b1e 100644
> --- a/drivers/net/ucc_geth.c
> +++ b/drivers/net/ucc_geth.c
> @@ -2214,9 +2214,7 @@ static void ucc_geth_set_multi(struct net_device *dev)
>  	struct dev_mc_list *dmi;
>  	struct ucc_fast *uf_regs;
>  	struct ucc_geth_82xx_address_filtering_pram *p_82xx_addr_filt;
> -	u8 tempaddr[6];
> -	u8 *mcptr, *tdptr;
> -	int i, j;
> +	int i;
>  
>  	ugeth = netdev_priv(dev);
>  
> @@ -2255,19 +2253,10 @@ static void ucc_geth_set_multi(struct net_device *dev)
>  				if (!(dmi->dmi_addr[0] & 1))
>  					continue;
>  
> -				/* The address in dmi_addr is LSB first,
> -				 * and taddr is MSB first.  We have to
> -				 * copy bytes MSB first from dmi_addr.
> -				 */
> -				mcptr = (u8 *) dmi->dmi_addr + 5;
> -				tdptr = (u8 *) tempaddr;
> -				for (j = 0; j < 6; j++)
> -					*tdptr++ = *mcptr--;
> -
>  				/* Ask CPM to run CRC and set bit in
>  				 * filter mask.
>  				 */
> -				hw_add_addr_in_hash(ugeth, tempaddr);
> +				hw_add_addr_in_hash(ugeth, dmi->dmi_addr);

did the maintainer ever ACK this?


-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html