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996f6e12cf
IPv6 tunnels use sizeof(struct in6_addr) as dev->addr_len, but in many places especially bonding, we use struct sockaddr to copy and set mac addr, this could lead to stack out-of-bounds access. Fix it by using a larger address storage like bonding. Reported-by: Andrey Konovalov <andreyknvl@google.com> Cc: Jiri Pirko <jiri@resnulli.us> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>