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Date: Mon, 02 Apr 2007 08:11:09 -0700 From: "Gary Zambrano" <zambrano@...adcom.com> To: "Bill Helfinstine" <bhelf@...tterfly.whirpon.com> cc: jgarzik@...ox.com, netdev@...r.kernel.org Subject: Re: [PATCH 2.6.21-rc5] b44: fix IFF_ALLMULTI handling of CAM slots On Sun, 2007-04-01 at 10:10 -0700, Bill Helfinstine wrote: > > If you set the IFF_ALLMULTI flag on a b44 device, or if you join more > than > B44_MCAST_TABLE_SIZE multicast groups, the device will stop receiving > unicast > messages. This is because the __b44_set_mac_addr call sets the zeroth > CAM > entry to the MAC address of the device, and then the loop at line 1722 > proceeds to overwrite it unless the value of i is set by the > __b44_load_mcast > call. However, when IFF_ALLMULTI is set, that call is bypassed, > leaving i set > to zero. > > Fixed by starting the loop at 1 to make it skip the CAM entry for the > MAC > address. > > Signed-off-by: Bill Helfinstine <bhelf@...tterfly.whirpon.com> Thanks. Acked-by: Gary Zambrano <zambrano@...adcom.com> - 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
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