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[77.189.165.250]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-493e0f40d50sm67409615e9.5.2026.07.07.06.59.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jul 2026 06:59:43 -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 v3 3/4] net: hsr: allow PRP RedBox (interlink) creation Date: Tue, 7 Jul 2026 15:59:36 +0200 Message-ID: <20260707135937.18-4-xiexinet@gmail.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260707135937.18-1-xiexinet@gmail.com> References: <20260707135937.18-1-xiexinet@gmail.com> Precedence: bulk X-Mailing-List: linux-kselftest@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 8099f2069a7..88940e8014b 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