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-rw-r--r--net/core/neighbour.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 4062b88..2328acb 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -358,11 +358,12 @@ struct neighbour *neigh_lookup(struct neigh_table *tbl, const void *pkey,
{
struct neighbour *n;
int key_len = tbl->key_len;
- u32 hash_val = tbl->hash(pkey, dev);
+ u32 hash_val;
NEIGH_CACHE_STAT_INC(tbl, lookups);
read_lock_bh(&tbl->lock);
+ hash_val = tbl->hash(pkey, dev);
for (n = tbl->hash_buckets[hash_val & tbl->hash_mask]; n; n = n->next) {
if (dev == n->dev && !memcmp(n->primary_key, pkey, key_len)) {
neigh_hold(n);
@@ -379,11 +380,12 @@ struct neighbour *neigh_lookup_nodev(struct neigh_table *tbl, struct net *net,
{
struct neighbour *n;
int key_len = tbl->key_len;
- u32 hash_val = tbl->hash(pkey, NULL);
+ u32 hash_val;
NEIGH_CACHE_STAT_INC(tbl, lookups);
read_lock_bh(&tbl->lock);
+ hash_val = tbl->hash(pkey, NULL);
for (n = tbl->hash_buckets[hash_val & tbl->hash_mask]; n; n = n->next) {
if (!memcmp(n->primary_key, pkey, key_len) &&
(net == n->dev->nd_net)) {
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