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netfilter: nft_synproxy: unregister hooks on init error path
commit2b4e5fb4d3
upstream. Disable the IPv4 hooks if the IPv6 hooks fail to be registered. Fixes:ad49d86e07
("netfilter: nf_tables: Add synproxy support") Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 3 additions and 1 deletions
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@ -191,8 +191,10 @@ static int nft_synproxy_do_init(const struct nft_ctx *ctx,
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if (err)
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goto nf_ct_failure;
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err = nf_synproxy_ipv6_init(snet, ctx->net);
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if (err)
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if (err) {
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nf_synproxy_ipv4_fini(snet, ctx->net);
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goto nf_ct_failure;
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}
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break;
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}
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