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netfilter: nf_tables: can't assume lock is acquired when dumping set …
…elems When dumping the elements related to a specified set, we may invoke the nf_tables_dump_set with the NFNL_SUBSYS_NFTABLES lock not acquired. So we should use the proper rcu operation to avoid race condition, just like other nft dump operations. Signed-off-by: Liping Zhang <[email protected]> Signed-off-by: Pablo Neira Ayuso <[email protected]>
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