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Diffstat (limited to 'net/8021q/vlan.c')
-rw-r--r--net/8021q/vlan.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 1483243edf1..225aa2fac0e 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -431,6 +431,7 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
struct vlan_group *grp;
int i, flgs;
struct net_device *vlandev;
+ struct vlan_dev_info *vlan;
LIST_HEAD(list);
if (is_vlan_dev(dev))
@@ -507,7 +508,9 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
if (!(flgs & IFF_UP))
continue;
- dev_change_flags(vlandev, flgs & ~IFF_UP);
+ vlan = vlan_dev_info(vlandev);
+ if (!(vlan->flags & VLAN_FLAG_LOOSE_BINDING))
+ dev_change_flags(vlandev, flgs & ~IFF_UP);
vlan_transfer_operstate(dev, vlandev);
}
break;
@@ -523,7 +526,9 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
if (flgs & IFF_UP)
continue;
- dev_change_flags(vlandev, flgs | IFF_UP);
+ vlan = vlan_dev_info(vlandev);
+ if (!(vlan->flags & VLAN_FLAG_LOOSE_BINDING))
+ dev_change_flags(vlandev, flgs | IFF_UP);
vlan_transfer_operstate(dev, vlandev);
}
break;