netfilter: nf_flow_table_offload: check the status of dst_neigh
It is better to get the dst_neigh with neigh->lock and check the nud_state is VALID. If there is not neigh previous, the lookup will Create a non NUD_VALID with 00:00:00:00:00:00 mac. Fixes: c29f74e0 ("netfilter: nf_flow_table: hardware offload support") Signed-off-by:wenxu <wenxu@ucloud.cn> Signed-off-by:
Pablo Neira Ayuso <pablo@netfilter.org>
parent
1b67e506
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