aboutsummaryrefslogtreecommitdiff
path: root/include/linux/if_vlan.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/if_vlan.h')
-rw-r--r--include/linux/if_vlan.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 79504b22a93..15ace02b7b2 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -81,7 +81,9 @@ extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *));
#define VLAN_GROUP_ARRAY_PART_LEN (VLAN_GROUP_ARRAY_LEN/VLAN_GROUP_ARRAY_SPLIT_PARTS)
struct vlan_group {
- int real_dev_ifindex; /* The ifindex of the ethernet(like) device the vlan is attached to. */
+ struct net_device *real_dev; /* The ethernet(like) device
+ * the vlan is attached to.
+ */
unsigned int nr_vlans;
struct hlist_node hlist; /* linked list */
struct net_device **vlan_devices_arrays[VLAN_GROUP_ARRAY_SPLIT_PARTS];
@@ -93,7 +95,7 @@ static inline struct net_device *vlan_group_get_device(struct vlan_group *vg,
{
struct net_device **array;
array = vg->vlan_devices_arrays[vlan_id / VLAN_GROUP_ARRAY_PART_LEN];
- return array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN];
+ return array ? array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN] : NULL;
}
static inline void vlan_group_set_device(struct vlan_group *vg,