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authorDavid S. Miller <davem@davemloft.net>2011-07-16 17:45:02 -0700
committerDavid S. Miller <davem@davemloft.net>2011-07-16 17:45:02 -0700
commitb23b5455b6458920179a1f27513ce42e70d11f37 (patch)
treed7bd2c13199485c2504d6b315d451cebba6978ae /net/core/neighbour.c
parent47ec132a40d788d45e2f088545dea68798034dab (diff)
downloadop-kernel-dev-b23b5455b6458920179a1f27513ce42e70d11f37.zip
op-kernel-dev-b23b5455b6458920179a1f27513ce42e70d11f37.tar.gz
neigh: Kill hh_cache->hh_output
It's just taking on one of two possible values, either neigh_ops->output or dev_queue_xmit(). And this is purely depending upon whether nud_state has NUD_CONNECTED set or not. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/neighbour.c')
-rw-r--r--net/core/neighbour.c25
1 files changed, 2 insertions, 23 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index c22def5..2feda6e7 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -720,15 +720,9 @@ EXPORT_SYMBOL(neigh_destroy);
*/
static void neigh_suspect(struct neighbour *neigh)
{
- struct hh_cache *hh;
-
NEIGH_PRINTK2("neigh %p is suspected.\n", neigh);
neigh->output = neigh->ops->output;
-
- hh = &neigh->hh;
- if (hh->hh_len)
- hh->hh_output = neigh->ops->output;
}
/* Neighbour state is OK;
@@ -738,15 +732,9 @@ static void neigh_suspect(struct neighbour *neigh)
*/
static void neigh_connect(struct neighbour *neigh)
{
- struct hh_cache *hh;
-
NEIGH_PRINTK2("neigh %p is connected.\n", neigh);
neigh->output = neigh->ops->connected_output;
-
- hh = &neigh->hh;
- if (hh->hh_len)
- hh->hh_output = dev_queue_xmit;
}
static void neigh_periodic_work(struct work_struct *work)
@@ -1215,18 +1203,9 @@ static void neigh_hh_init(struct neighbour *n, struct dst_entry *dst)
/* Only one thread can come in here and initialize the
* hh_cache entry.
*/
- if (hh->hh_len)
- goto end;
-
- if (dev->header_ops->cache(n, hh, prot))
- goto end;
-
- if (n->nud_state & NUD_CONNECTED)
- hh->hh_output = dev_queue_xmit;
- else
- hh->hh_output = n->ops->output;
+ if (!hh->hh_len)
+ dev->header_ops->cache(n, hh, prot);
-end:
write_unlock_bh(&n->lock);
}
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