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GET /api/patches/2232172/?format=api
{ "id": 2232172, "url": "http://patchwork.ozlabs.org/api/patches/2232172/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netfilter-devel/patch/20260503083220.630655-2-rc@rexion.ai/", "project": { "id": 26, "url": "http://patchwork.ozlabs.org/api/projects/26/?format=api", "name": "Netfilter Development", "link_name": "netfilter-devel", "list_id": "netfilter-devel.vger.kernel.org", "list_email": "netfilter-devel@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260503083220.630655-2-rc@rexion.ai>", "list_archive_url": null, "date": "2026-05-03T08:32:17", "name": "[net-next,v3,1/4] netfilter: conntrack: add shared port and uint parsers for helpers", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a356a5c97bda1ff2f1a1366d8c7ef7fe7859bdae", "submitter": { "id": 93293, "url": "http://patchwork.ozlabs.org/api/people/93293/?format=api", "name": "HACKE-RC", "email": "rc@rexion.ai" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/netfilter-devel/patch/20260503083220.630655-2-rc@rexion.ai/mbox/", "series": [ { "id": 502571, "url": "http://patchwork.ozlabs.org/api/series/502571/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netfilter-devel/list/?series=502571", "date": "2026-05-03T08:32:16", "name": "netfilter: conntrack: shared port parser for helpers", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/502571/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2232172/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2232172/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <netfilter-devel+bounces-12396-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "netfilter-devel@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=fail reason=\"key not found in DNS\" header.d=rexion.ai\n header.i=@rexion.ai header.a=rsa-sha256 header.s=spacemail header.b=RxLF9KJQ;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.105.105.114; helo=tor.lore.kernel.org;\n envelope-from=netfilter-devel+bounces-12396-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=fail reason=\"key not found in DNS\" (0-bit key) header.d=rexion.ai\n header.i=@rexion.ai header.b=\"RxLF9KJQ\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=198.54.127.83", "smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=rexion.ai", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=rexion.ai" ], "Received": [ "from tor.lore.kernel.org (tor.lore.kernel.org [172.105.105.114])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g7dMp0fcpz1y04\n\tfor <incoming@patchwork.ozlabs.org>; Sun, 03 May 2026 18:33:26 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby tor.lore.kernel.org (Postfix) with ESMTP id B64A5300A124\n\tfor <incoming@patchwork.ozlabs.org>; Sun, 3 May 2026 08:32:52 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 0F3E43AE6FA;\n\tSun, 3 May 2026 08:32:45 +0000 (UTC)", "from out-12.smtp.spacemail.com (out-12.smtp.spacemail.com\n [198.54.127.83])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 680403AE6EB;\n\tSun, 3 May 2026 08:32:43 +0000 (UTC)", "from Kyren (unknown [49.207.224.37])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby mail.spacemail.com (Postfix) with ESMTPSA id 4g7dLm6Kg9z8sc7;\n\tSun, 03 May 2026 08:32:32 +0000 (UTC)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1777797164; cv=none;\n b=hBeMJjOwjpIyaUvAAyLmKzvV3FhTjUb4ADdz623Oo3E8ulRPm966RBEighd2WOcO+3YhuOmnFAPTTu52qmmgQLxYi+A64FMf+6WjuuT7NMS8ze6fnhoi11QRtRjXJ9pZ1pmCWH9YwhmqGVUxI3eBN1EZs+QkqOzgqDjWNr4DSfk=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777797164; c=relaxed/simple;\n\tbh=eyPhzYcrMzmxsVNdoq0bw3cqjHHIYUCAuGDdTQ8vbOE=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=cftgL/ZLiJL+qbOmJhaRhPsVy+meort8MnYZG+AwVgXr5Kyn12sp9GJuMazhlmUFHeet3eW17zGpVRtiJ4Ql21bnLImvk2p++VtSpmveOOh0JEdKLaNmgrJ8vVt2A78DipRLRizuDt2nCwIIG6gJNr7kR+fPj8ymx/pAqS90iyw=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=rexion.ai;\n spf=pass smtp.mailfrom=rexion.ai;\n dkim=fail (0-bit key) header.d=rexion.ai header.i=@rexion.ai\n header.b=RxLF9KJQ reason=\"key not found in DNS\";\n arc=none smtp.client-ip=198.54.127.83", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=rexion.ai;\n\ts=spacemail; t=1777797156;\n\tbh=H1UwZxXtA1OhepmdQC3uiluz+P1XCqaIsWNP6kKMuIk=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=RxLF9KJQ+pyB/GqRnJ00lXqXcgrwyTYLrpRZhWoYaogVNesHhkyu6KgsAzUbnoo18\n\t lIxClUZsp0ojroLhrUixyYQrcbHNSB/wfAxO3s3SqcFtSlYUM/OaCXoWibT6AKaLci\n\t xa+nhAj91NvpuMHvduDN0p2HU1Y3d3EtKwtYEqyKanKMW+iHnJOjaPfAcnL6/rx1dr\n\t oJIynVzvO1d98shL1RC7irHdDLkQvmaIQAlpEwanZukVM6Kof8Nm9EiU+7dSjJSSzy\n\t OrK1LWXy1NBRm/GHSdu0+wFqmtILF8m+WfNiZH8Gl2PQJaTTq+QJ0gRRBy32tOlrEw\n\t ixWfuxQrs8Dxg==", "From": "HACKE-RC <rc@rexion.ai>", "To": "Pablo Neira Ayuso <pablo@netfilter.org>,\n\tFlorian Westphal <fw@strlen.de>", "Cc": "Phil Sutter <phil@nwl.cc>,\n\t\"David S . Miller\" <davem@davemloft.net>,\n\tEric Dumazet <edumazet@google.com>,\n\tJakub Kicinski <kuba@kernel.org>,\n\tPaolo Abeni <pabeni@redhat.com>,\n\tSimon Horman <horms@kernel.org>,\n\tnetfilter-devel@vger.kernel.org,\n\tcoreteam@netfilter.org,\n\tnetdev@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tHACKE-RC <rc@rexion.ai>", "Subject": "[PATCH net-next v3 1/4] netfilter: conntrack: add shared port and\n uint parsers for helpers", "Date": "Sun, 3 May 2026 14:02:17 +0530", "Message-ID": "<20260503083220.630655-2-rc@rexion.ai>", "X-Mailer": "git-send-email 2.54.0", "In-Reply-To": "<20260503083220.630655-1-rc@rexion.ai>", "References": "<afSBzDE-caw3Dsr1@orbyte.nwl.cc>\n <20260503083220.630655-1-rc@rexion.ai>", "Precedence": "bulk", "X-Mailing-List": "netfilter-devel@vger.kernel.org", "List-Id": "<netfilter-devel.vger.kernel.org>", "List-Subscribe": "<mailto:netfilter-devel+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:netfilter-devel+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Envelope-From": "rc@rexion.ai" }, "content": "Add nf_ct_helper_parse_uint() for bounded unsigned integer parsing\nfrom an unterminated buffer, and nf_ct_helper_parse_port() which calls\nit with max=65535 and rejects port zero. Both helpers are exported so\nconntrack protocol helpers can replace ad-hoc simple_strtoul() usage.\n\nSigned-off-by: HACKE-RC <rc@rexion.ai>\n---\n include/net/netfilter/nf_conntrack_helper.h | 5 +++\n net/netfilter/nf_conntrack_helper.c | 39 +++++++++++++++++++++\n 2 files changed, 44 insertions(+)", "diff": "diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h\nindex de2f956ab..ab145fcd9 100644\n--- a/include/net/netfilter/nf_conntrack_helper.h\n+++ b/include/net/netfilter/nf_conntrack_helper.h\n@@ -160,6 +160,11 @@ nf_ct_helper_expectfn_find_by_name(const char *name);\n struct nf_ct_helper_expectfn *\n nf_ct_helper_expectfn_find_by_symbol(const void *symbol);\n \n+int nf_ct_helper_parse_uint(const char *cp, unsigned int len,\n+\t\t\t unsigned long max, unsigned long *val, char **endp);\n+int nf_ct_helper_parse_port(const char *cp, unsigned int len,\n+\t\t\t u16 *port, char **endp);\n+\n extern struct hlist_head *nf_ct_helper_hash;\n extern unsigned int nf_ct_helper_hsize;\n \ndiff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c\nindex a715304a5..f6229957c 100644\n--- a/net/netfilter/nf_conntrack_helper.c\n+++ b/net/netfilter/nf_conntrack_helper.c\n@@ -499,6 +499,45 @@ void nf_nat_helper_unregister(struct nf_conntrack_nat_helper *nat)\n }\n EXPORT_SYMBOL_GPL(nf_nat_helper_unregister);\n \n+int nf_ct_helper_parse_uint(const char *cp, unsigned int len,\n+\t\t\t unsigned long max, unsigned long *val, char **endp)\n+{\n+\tunsigned long result = 0;\n+\n+\tif (!len || *cp < '0' || *cp > '9')\n+\t\treturn -1;\n+\n+\twhile (len > 0 && *cp >= '0' && *cp <= '9') {\n+\t\tresult = result * 10 + (*cp - '0');\n+\t\tif (result > max)\n+\t\t\treturn -1;\n+\t\tcp++;\n+\t\tlen--;\n+\t}\n+\n+\t*val = result;\n+\tif (endp)\n+\t\t*endp = (char *)cp;\n+\n+\treturn 0;\n+}\n+EXPORT_SYMBOL_GPL(nf_ct_helper_parse_uint);\n+\n+int nf_ct_helper_parse_port(const char *cp, unsigned int len,\n+\t\t\t u16 *port, char **endp)\n+{\n+\tunsigned long val;\n+\n+\tif (nf_ct_helper_parse_uint(cp, len, 65535, &val, endp))\n+\t\treturn -1;\n+\tif (val == 0)\n+\t\treturn -1;\n+\n+\t*port = val;\n+\treturn 0;\n+}\n+EXPORT_SYMBOL_GPL(nf_ct_helper_parse_port);\n+\n int nf_conntrack_helper_init(void)\n {\n \tnf_ct_helper_hsize = 1; /* gets rounded up to use one page */\n", "prefixes": [ "net-next", "v3", "1/4" ] }