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authorPatrick McHardy <kaber@trash.net>2007-06-13 12:07:37 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-07-10 22:15:02 -0700
commita4bf3af4ac46802436d352ef409cee4fe80445b3 (patch)
treee03e7ceb21ff17d886485c9b137f8a47c1b58c56
parent[VLAN]: Keep track of number of QoS mappings (diff)
downloadlinux-dev-a4bf3af4ac46802436d352ef409cee4fe80445b3.tar.xz
linux-dev-a4bf3af4ac46802436d352ef409cee4fe80445b3.zip
[VLAN]: Introduce symbolic constants for flag values
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/linux/if_vlan.h4
-rw-r--r--net/8021q/vlan.c2
-rw-r--r--net/8021q/vlan_dev.c13
3 files changed, 12 insertions, 7 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index b46d4225f74e..c7912876a210 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -398,6 +398,10 @@ enum vlan_ioctl_cmds {
GET_VLAN_VID_CMD /* Get the VID of this VLAN (specified by name) */
};
+enum vlan_flags {
+ VLAN_FLAG_REORDER_HDR = 0x1,
+};
+
enum vlan_name_types {
VLAN_NAME_TYPE_PLUS_VID, /* Name will look like: vlan0005 */
VLAN_NAME_TYPE_RAW_PLUS_VID, /* name will look like: eth1.0005 */
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 5801993182b4..f12f914edf02 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -565,7 +565,7 @@ static int register_vlan_device(struct net_device *real_dev,
VLAN_DEV_INFO(new_dev)->vlan_id = VLAN_ID; /* 1 through VLAN_VID_MASK */
VLAN_DEV_INFO(new_dev)->real_dev = real_dev;
VLAN_DEV_INFO(new_dev)->dent = NULL;
- VLAN_DEV_INFO(new_dev)->flags = 1;
+ VLAN_DEV_INFO(new_dev)->flags = VLAN_FLAG_REORDER_HDR;
err = register_vlan_dev(new_dev);
if (err < 0)
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 4f6ede752a37..95afe387b952 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -73,7 +73,7 @@ int vlan_dev_rebuild_header(struct sk_buff *skb)
static inline struct sk_buff *vlan_check_reorder_header(struct sk_buff *skb)
{
- if (VLAN_DEV_INFO(skb->dev)->flags & 1) {
+ if (VLAN_DEV_INFO(skb->dev)->flags & VLAN_FLAG_REORDER_HDR) {
if (skb_shared(skb) || skb_cloned(skb)) {
struct sk_buff *nskb = skb_copy(skb, GFP_ATOMIC);
kfree_skb(skb);
@@ -350,7 +350,8 @@ int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
* header shuffling in the hard_start_xmit. Users can turn off this
* REORDER behaviour with the vconfig tool.
*/
- build_vlan_header = ((VLAN_DEV_INFO(dev)->flags & 1) == 0);
+ if (!(VLAN_DEV_INFO(dev)->flags & VLAN_FLAG_REORDER_HDR))
+ build_vlan_header = 1;
if (build_vlan_header) {
vhdr = (struct vlan_hdr *) skb_push(skb, VLAN_HLEN);
@@ -584,16 +585,16 @@ int vlan_dev_set_egress_priority(const struct net_device *dev,
return 0;
}
-/* Flags are defined in the vlan_dev_info class in include/linux/if_vlan.h file. */
+/* Flags are defined in the vlan_flags enum in include/linux/if_vlan.h file. */
int vlan_dev_set_vlan_flag(const struct net_device *dev,
u32 flag, short flag_val)
{
/* verify flag is supported */
- if (flag == 1) {
+ if (flag == VLAN_FLAG_REORDER_HDR) {
if (flag_val) {
- VLAN_DEV_INFO(dev)->flags |= 1;
+ VLAN_DEV_INFO(dev)->flags |= VLAN_FLAG_REORDER_HDR;
} else {
- VLAN_DEV_INFO(dev)->flags &= ~1;
+ VLAN_DEV_INFO(dev)->flags &= ~VLAN_FLAG_REORDER_HDR;
}
return 0;
}