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[2a02:3100:5b6d:48fc:6651:6ff:fed8:72a4]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47aa039ae44sm23960881f8f.23.2026.07.06.06.41.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Jul 2026 06:41:35 -0700 (PDT) From: Xin Xie To: netdev@vger.kernel.org Cc: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Shuah Khan , Sebastian Andrzej Siewior , Felix Maurer , Luka Gejak , Fernando Fernandez Mancera , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Xin Xie Subject: [PATCH net-next v2 3/4] net: hsr: allow PRP RedBox (interlink) creation Date: Mon, 6 Jul 2026 13:41:30 +0000 Message-ID: <20260706134131.61659-4-xiexinet@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260706134131.61659-1-xiexinet@gmail.com> References: <20260704234704.4297-1-xiexinet@gmail.com> <20260706134131.61659-1-xiexinet@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit With the PRP interlink datapath, duplicate discard and supervision support in place, a PRP device can act as a RedBox. Remove the rtnetlink rejection of "type hsr ... interlink proto 1"; the feature is implemented unconditionally by the preceding patches. Signed-off-by: Xin Xie --- net/hsr/hsr_netlink.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/net/hsr/hsr_netlink.c b/net/hsr/hsr_netlink.c index 8099f2069..88940e801 100644 --- a/net/hsr/hsr_netlink.c +++ b/net/hsr/hsr_netlink.c @@ -121,14 +121,8 @@ static int hsr_newlink(struct net_device *dev, } } - if (proto == HSR_PROTOCOL_PRP) { + if (proto == HSR_PROTOCOL_PRP) proto_version = PRP_V1; - if (interlink) { - NL_SET_ERR_MSG_MOD(extack, - "Interlink only works with HSR"); - return -EINVAL; - } - } return hsr_dev_finalize(dev, link, interlink, multicast_spec, proto_version, extack); -- 2.53.0