From patchwork Fri Jun 25 02:48:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jianguo Wu X-Patchwork-Id: 12343547 Received: from m12-17.163.com (m12-17.163.com [220.181.12.17]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 6BFE72FB6 for ; Fri, 25 Jun 2021 03:04:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id; bh=MGN69EACMW/G389m5i Ll2R/wggJjJQpG3KOXr/WvGgo=; b=G0Rf5eIVVMYJ0yBBJShHAdzFcM4Uf/YaT3 wxcn6F3UgwzhsuOwqA21EqNVq2rHCeA8fJLeaYf4DxQOj4FHJU5L3Xm885ASods1 H7X/sc1k0BpCUHxUSX251DeWYnBk8P31gtCUG3iIfKZVnQpkA3lAJOxF+Bp54ugn rzTzz8xnw= Received: from localhost.localdomain (unknown [36.111.140.26]) by smtp13 (Coremail) with SMTP id EcCowACntjoSRNVg6_a69Q--.41874S2; Fri, 25 Jun 2021 10:48:52 +0800 (CST) From: wujianguo106@163.com To: mptcp@lists.linux.dev Cc: pabeni@redhat.com, mathew.j.martineau@linux.intel.com Subject: [PATCH mptcp-net v6 0/5] Fix some mptcp syncookie process bugs Date: Fri, 25 Jun 2021 10:48:45 +0800 Message-Id: <1624589330-2579-1-git-send-email-wujianguo106@163.com> X-Mailer: git-send-email 1.8.3.1 X-CM-TRANSID: EcCowACntjoSRNVg6_a69Q--.41874S2 X-Coremail-Antispam: 1Uf129KBjvJXoW7Kr1UJr4fKrWfuF1xGFW5Awb_yoW8XFy8pF Z3CrW5Xr4rAFW3XFy3Ar48Xr1F9a1rKrZ8Jay7tw1Yvr1qy3Z8Gr1xtr1rCFW7GFZ3K34a qr47Aa1kCw1UZ3DanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07jnHUDUUUUU= X-Originating-IP: [36.111.140.26] X-CM-SenderInfo: 5zxmxt5qjx0iiqw6il2tof0z/1tbiJxS8kF5u+1+Y7QAAs+ Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: From: Jianguo Wu v5->v6: - patch1: describe the testing tools in the commit log - patch4: add return value to mptcp_incoming_options(), return 0 if a subflow has been reset, else return 1, and drop the packet in tcp_data_queue()/tcp_rcv_state_process() if the return value is 0 - patch5: update selftest case "multiple subflows limited by server", since the expected behavior is changed by patch4 v4->v5: - patch4: add comment v3->v4: - patch1: using seq and sport/dport for hashing, and ignore network headers altogether, as suggest by Florian v2->v3: - patch1: directly use inet6_ehashfn() for IPv6 - patch4: add Fixes tag. v1->v2: - patch1: handle ipv6 sockets/addresses, always use 4-tuple drived hash and never look at skb->hash - patch3: split into 2 patches. - patch4: new added. Jianguo Wu (5): mptcp: fix warning in __skb_flow_dissect() when do syn cookie for subflow join mptcp: remove redundant req destruct in subflow_check_req() mptcp: fix syncookie process if mptcp can not_accept new subflow mptcp: avoid processing packet if a subflow reset selftests: mptcp: fix case multiple subflows limited by server include/net/mptcp.h | 2 +- net/ipv4/tcp_input.c | 19 +++++++++++++++---- net/mptcp/options.c | 22 ++++++++++++++-------- net/mptcp/subflow.c | 11 +++-------- net/mptcp/syncookies.c | 16 +++++++++++++++- tools/testing/selftests/net/mptcp/mptcp_join.sh | 2 +- 6 files changed, 49 insertions(+), 23 deletions(-)