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Mon, 24 Aug 2026 01:18:42 -0700 (PDT) Received: from JUNVYYANG-MC1.tencent.com ([43.132.141.20]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-395e4999471sm9079775a91.8.2026.08.24.01.18.39 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 24 Aug 2026 01:18:41 -0700 (PDT) From: Jun Yang To: linux-sctp@vger.kernel.org, netdev@vger.kernel.org Cc: marcelo.leitner@gmail.com, lucien.xin@gmail.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, Jun Yang Subject: [PATCH net v4 0/2] sctp: handle wrapped and duplicate RECONF responses Date: Mon, 24 Aug 2026 16:18:18 +0800 Message-ID: <20260824081832.98717-1-juny24602@gmail.com> X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Jun Yang Fix response sequence zero lookup first, then make RECONF response handling idempotent with an outstanding-request bitmask. Jun Yang (2): sctp: distinguish sequence zero from wildcard in reconf lookup sctp: fix stream->outcnt underflow on duplicate RECONF responses include/net/sctp/structs.h | 2 +- net/sctp/stream.c | 46 ++++++++++++++++++++++++++------------ 2 files changed, 33 insertions(+), 15 deletions(-) --- Changes since v3: - Restore the SCTP_STRRESET_SET/CLEAR/TEST() helpers. v2: https://lore.kernel.org/netdev/20260804113100.37840-1-juny24602@gmail.com/ -- 2.55.0