X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=net%2Fbridge%2Fbr_if.c;h=aff6a779c9c82e1df96417f55d086656fc6274cc;hb=d08df601a30df9e36c29f3214315f4f0c8784c68;hp=f35c1a378d0fb6742273bf7d6b745b6f125224c2;hpb=d9bc125caf592b7d081021f32ce5b717efdf70c8;p=linux-2.6-omap-h63xx.git

diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index f35c1a378d0..aff6a779c9c 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -108,6 +108,7 @@ static void port_carrier_check(struct work_struct *work)
 		spin_unlock_bh(&br->lock);
 	}
 done:
+	dev_put(dev);
 	rtnl_unlock();
 }
 
@@ -161,7 +162,8 @@ static void del_nbp(struct net_bridge_port *p)
 
 	dev_set_promiscuity(dev, -1);
 
-	cancel_delayed_work(&p->carrier_check);
+	if (cancel_delayed_work(&p->carrier_check))
+		dev_put(dev);
 
 	spin_lock_bh(&br->lock);
 	br_stp_disable_port(p);
@@ -444,7 +446,9 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
 	spin_lock_bh(&br->lock);
 	br_stp_recalculate_bridge_id(br);
 	br_features_recompute(br);
-	schedule_delayed_work(&p->carrier_check, BR_PORT_DEBOUNCE);
+	if (schedule_delayed_work(&p->carrier_check, BR_PORT_DEBOUNCE))
+		dev_hold(dev);
+
 	spin_unlock_bh(&br->lock);
 
 	dev_set_mtu(br->dev, br_min_mtu(br));