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Date:   Tue, 12 Oct 2021 13:27:31 +0200
From:   Alvin Šipraga <>
To:     Andrew Lunn <>,
        Vivien Didelot <>,
        Florian Fainelli <>,
        Vladimir Oltean <>,
        "David S. Miller" <>,
        Jakub Kicinski <>
Cc:     Alvin Šipraga <>,,
Subject: [PATCH net] net: dsa: fix spurious error message when unoffloaded port leaves bridge

From: Alvin Šipraga <>

Flip the sign of a return value check, thereby suppressing the following
spurious error:

  port 2 failed to notify DSA_NOTIFIER_BRIDGE_LEAVE: -EOPNOTSUPP

... which is emitted when removing an unoffloaded DSA switch port from a

Fixes: d371b7c92d19 ("net: dsa: Unset vlan_filtering when ports leave the bridge")
Signed-off-by: Alvin Šipraga <>
 net/dsa/switch.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/switch.c b/net/dsa/switch.c
index 1c797ec8e2c2..6466d0539af9 100644
--- a/net/dsa/switch.c
+++ b/net/dsa/switch.c
@@ -168,7 +168,7 @@ static int dsa_switch_bridge_leave(struct dsa_switch *ds,
 		if (extack._msg)
 			dev_err(ds->dev, "port %d: %s\n", info->port,
-		if (err && err != EOPNOTSUPP)
+		if (err && err != -EOPNOTSUPP)
 			return err;

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