linux-kernel - [PATCH net-next 3/4] net: dsa: do not warn unsupported bridge ops

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Date:	Sun, 11 Oct 2015 18:08:37 -0400
From:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:	netdev@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
	"David S. Miller" <davem@...emloft.net>,
	Guenter Roeck <linux@...ck-us.net>,
	Andrew Lunn <andrew@...n.ch>,
	Florian Fainelli <f.fainelli@...il.com>,
	Neil Armstrong <narmstrong@...libre.com>,
	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Subject: [PATCH net-next 3/4] net: dsa: do not warn unsupported bridge ops

A DSA driver may not provide the port_join_bridge and port_leave_bridge
functions, so don't warn in such case.

Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
 net/dsa/slave.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index bb2bd3b..43d7342 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1276,7 +1276,7 @@ int dsa_slave_netdevice_event(struct notifier_block *unused,
 			goto out;
 
 		err = dsa_slave_master_changed(dev);
-		if (err)
+		if (err && err != -EOPNOTSUPP)
 			netdev_warn(dev, "failed to reflect master change\n");
 
 		break;
-- 
2.6.0

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