Re: [PATCH net] sfc: don't read beyond unicast address list

2017-07-12 Thread David Miller
From: Bert Kenward Date: Wed, 12 Jul 2017 17:19:41 +0100 > If we have more than 32 unicast MAC addresses assigned to an interface > we will read beyond the end of the address table in the driver when > adding filters. The next 256 entries store multicast addresses, so we > will end up attempting

[PATCH net] sfc: don't read beyond unicast address list

2017-07-12 Thread Bert Kenward
If we have more than 32 unicast MAC addresses assigned to an interface we will read beyond the end of the address table in the driver when adding filters. The next 256 entries store multicast addresses, so we will end up attempting to insert duplicate filters, which is mostly harmless. If we add mo