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authorVivien Didelot <vivien.didelot@savoirfairelinux.com>2015-09-05 21:27:57 -0400
committerDavid S. Miller <davem@davemloft.net>2015-09-08 22:28:45 -0700
commitbf361ad38165939049a2649b1a0078f3268d4bd1 (patch)
treecd5ba4177af6ec40455199e8e7df4444a2fd37bd /net
parent39797a279d62972cd914ef580fdfacb13e508bf8 (diff)
net: bridge: check __vlan_vid_del for error
Since __vlan_del can return an error code, change its inner function __vlan_vid_del to return an eventual error from switchdev_port_obj_del. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Acked-by: Jiri Pirko <jiri@resnulli.us> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/bridge/br_vlan.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 3cd8cc9e804b..5f5a02b49a99 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -117,10 +117,11 @@ out_filt:
return err;
}
-static void __vlan_vid_del(struct net_device *dev, struct net_bridge *br,
- u16 vid)
+static int __vlan_vid_del(struct net_device *dev, struct net_bridge *br,
+ u16 vid)
{
const struct net_device_ops *ops = dev->netdev_ops;
+ int err = 0;
/* If driver uses VLAN ndo ops, use 8021q to delete vid
* on device, otherwise try switchdev ops to delete vid.
@@ -137,8 +138,12 @@ static void __vlan_vid_del(struct net_device *dev, struct net_bridge *br,
},
};
- switchdev_port_obj_del(dev, &vlan_obj);
+ err = switchdev_port_obj_del(dev, &vlan_obj);
+ if (err == -EOPNOTSUPP)
+ err = 0;
}
+
+ return err;
}
static int __vlan_del(struct net_port_vlans *v, u16 vid)
@@ -151,7 +156,11 @@ static int __vlan_del(struct net_port_vlans *v, u16 vid)
if (v->port_idx) {
struct net_bridge_port *p = v->parent.port;
- __vlan_vid_del(p->dev, p->br, vid);
+ int err;
+
+ err = __vlan_vid_del(p->dev, p->br, vid);
+ if (err)
+ return err;
}
clear_bit(vid, v->vlan_bitmap);