tree 3de44cb857e648d57e74baa047a0c89a96a00893
parent 81d35307dd468b92fe8c58797abb13c62e3e64dd
author Stephen Hemminger <shemminger@osdl.org> 1117401355 -0700
committer David S. Miller <davem@davemloft.net> 1117401355 -0700

[BRIDGE]: prevent bad forwarding table updates

Avoid poisoning of the bridge forwarding table by frames that have been
dropped by filtering. This prevents spoofed source addresses on hostile
side of bridge from causing packet leakage, a small but possible security
risk.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>