nft_flowtable_filter 6047 net/netfilter/nf_tables_api.c struct nft_flowtable_filter *filter = cb->data; nft_flowtable_filter 6095 net/netfilter/nf_tables_api.c struct nft_flowtable_filter *filter = NULL; nft_flowtable_filter 6116 net/netfilter/nf_tables_api.c struct nft_flowtable_filter *filter = cb->data;