When NET_SWITCHDEV=n, switchdev_port_attr_set simply returns EOPNOTSUPP.
In this case we should not emit errors and warnings to the kernel log.

Reported-by: Sander Eikelenboom <li...@eikelenboom.it>
Fixes: 0bc05d585d38 ("switchdev: allow caller to explicitly request
attr_set as deferred")
Fixes: 6ac311ae8bfb ("Adding switchdev ageing notification on port
bridged")
Signed-off-by: Ido Schimmel <ido...@mellanox.com>
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 net/bridge/br_stp.c    | 2 +-
 net/bridge/br_stp_if.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index f7e8dee..5f3f645 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -48,7 +48,7 @@ void br_set_state(struct net_bridge_port *p, unsigned int 
state)
 
        p->state = state;
        err = switchdev_port_attr_set(p->dev, &attr);
-       if (err)
+       if (err && err != -EOPNOTSUPP)
                br_warn(p->br, "error setting offload STP state on port 
%u(%s)\n",
                                (unsigned int) p->port_no, p->dev->name);
 }
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index fa53d7a..5396ff08 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -50,7 +50,7 @@ void br_init_port(struct net_bridge_port *p)
        p->config_pending = 0;
 
        err = switchdev_port_attr_set(p->dev, &attr);
-       if (err)
+       if (err && err != -EOPNOTSUPP)
                netdev_err(p->dev, "failed to set HW ageing time\n");
 }
 
-- 
2.4.10

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