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[5.12.16.165]) by smtp.gmail.com with ESMTPSA id w1sm130128pgp.31.2021.04.21.11.44.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Apr 2021 11:44:44 -0700 (PDT) From: Vladimir Oltean To: Jakub Kicinski , "David S. Miller" , Christian Borntraeger , netdev@vger.kernel.org Cc: Florian Fainelli , Andrew Lunn , Jiri Pirko , Ido Schimmel , Roopa Prabhu , Nikolay Aleksandrov , Vladimir Oltean Subject: [PATCH net-next] net: bridge: fix error in br_multicast_add_port when CONFIG_NET_SWITCHDEV=n Date: Wed, 21 Apr 2021 21:44:20 +0300 Message-Id: <20210421184420.1584100-1-olteanv@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Vladimir Oltean When CONFIG_NET_SWITCHDEV is disabled, the shim for switchdev_port_attr_set inside br_mc_disabled_update returns -EOPNOTSUPP. This is not caught, and propagated to the caller of br_multicast_add_port, preventing ports from joining the bridge. Reported-by: Christian Borntraeger Fixes: ae1ea84b33da ("net: bridge: propagate error code and extack from br_mc_disabled_update") Signed-off-by: Vladimir Oltean Acked-by: Florian Fainelli Tested-by: Christian Borntraeger Acked-by: Nikolay Aleksandrov --- net/bridge/br_multicast.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index 4daa95c913d0..2883601d5c8b 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -1625,7 +1625,7 @@ int br_multicast_add_port(struct net_bridge_port *port) br_opt_get(port->br, BROPT_MULTICAST_ENABLED), NULL); - if (err) + if (err && err != -EOPNOTSUPP) return err; port->mcast_stats = netdev_alloc_pcpu_stats(struct bridge_mcast_stats);