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path: root/net/ipv4/inet_hashtables.c
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Diffstat (limited to 'net/ipv4/inet_hashtables.c')
-rw-r--r--net/ipv4/inet_hashtables.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index b93d40ff6ef4..db1e53a865c2 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -28,12 +28,14 @@
* The bindhash mutex for snum's hash chain must be held here.
*/
struct inet_bind_bucket *inet_bind_bucket_create(struct kmem_cache *cachep,
+ struct net *net,
struct inet_bind_hashbucket *head,
const unsigned short snum)
{
struct inet_bind_bucket *tb = kmem_cache_alloc(cachep, GFP_ATOMIC);
if (tb != NULL) {
+ tb->ib_net = net;
tb->port = snum;
tb->fastreuse = 0;
INIT_HLIST_HEAD(&tb->owners);
@@ -359,6 +361,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
struct inet_bind_hashbucket *head;
struct inet_bind_bucket *tb;
int ret;
+ struct net *net = sk->sk_net;
if (!snum) {
int i, remaining, low, high, port;
@@ -381,7 +384,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
* unique enough.
*/
inet_bind_bucket_for_each(tb, node, &head->chain) {
- if (tb->port == port) {
+ if (tb->ib_net == net && tb->port == port) {
BUG_TRAP(!hlist_empty(&tb->owners));
if (tb->fastreuse >= 0)
goto next_port;
@@ -392,7 +395,8 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
}
}
- tb = inet_bind_bucket_create(hinfo->bind_bucket_cachep, head, port);
+ tb = inet_bind_bucket_create(hinfo->bind_bucket_cachep,
+ net, head, port);
if (!tb) {
spin_unlock(&head->lock);
break;