From: Pablo Neira Ayuso pablo@netfilter.org
[ Upstream commit 88c749840dff58e7a40e18bf9bdace15f27ef259 ]
Do not try to bind a chain again if it exists, otherwise the driver returns EBUSY.
Fixes: c9626a2cbdb2 ("netfilter: nf_tables: add hardware offload support") Signed-off-by: Pablo Neira Ayuso pablo@netfilter.org Signed-off-by: Sasha Levin sashal@kernel.org --- net/netfilter/nf_tables_offload.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/netfilter/nf_tables_offload.c b/net/netfilter/nf_tables_offload.c index c0d18c1d77ac0..04fbab60e8080 100644 --- a/net/netfilter/nf_tables_offload.c +++ b/net/netfilter/nf_tables_offload.c @@ -241,7 +241,8 @@ int nft_flow_rule_offload_commit(struct net *net)
switch (trans->msg_type) { case NFT_MSG_NEWCHAIN: - if (!(trans->ctx.chain->flags & NFT_CHAIN_HW_OFFLOAD)) + if (!(trans->ctx.chain->flags & NFT_CHAIN_HW_OFFLOAD) || + nft_trans_chain_update(trans)) continue;
err = nft_flow_offload_chain(trans, FLOW_BLOCK_BIND);