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Date: Wed, 25 Sep 2019 22:30:00 +0200 From: Pablo Neira Ayuso <pablo@...filter.org> To: netfilter-devel@...r.kernel.org Cc: davem@...emloft.net, netdev@...r.kernel.org Subject: [PATCH 2/5] netfilter: nf_tables_offload: fix always true policy is unset check New smatch warnings: net/netfilter/nf_tables_offload.c:316 nft_flow_offload_chain() warn: always true condition '(policy != -1) => (0-255 != (-1))' Reported-by: kbuild test robot <lkp@...el.com> Fixes: c9626a2cbdb2 ("netfilter: nf_tables: add hardware offload support") Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org> --- net/netfilter/nf_tables_offload.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/netfilter/nf_tables_offload.c b/net/netfilter/nf_tables_offload.c index 21bb772cb4b7..e546f759b7a7 100644 --- a/net/netfilter/nf_tables_offload.c +++ b/net/netfilter/nf_tables_offload.c @@ -313,7 +313,7 @@ static int nft_flow_offload_chain(struct nft_chain *chain, policy = ppolicy ? *ppolicy : basechain->policy; /* Only default policy to accept is supported for now. */ - if (cmd == FLOW_BLOCK_BIND && policy != -1 && policy != NF_ACCEPT) + if (cmd == FLOW_BLOCK_BIND && policy == NF_DROP) return -EOPNOTSUPP; if (dev->netdev_ops->ndo_setup_tc) -- 2.11.0
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