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-rw-r--r--net/sctp/protocol.c41
1 files changed, 12 insertions, 29 deletions
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 3d9ea9a48289..ab0d538a74ed 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -1223,6 +1223,9 @@ static int __net_init sctp_defaults_init(struct net *net)
/* Max.Burst - 4 */
net->sctp.max_burst = SCTP_DEFAULT_MAX_BURST;
+ /* Enable pf state by default */
+ net->sctp.pf_enable = 1;
+
/* Association.Max.Retrans - 10 attempts
* Path.Max.Retrans - 5 attempts (per destination address)
* Max.Init.Retransmits - 8 attempts
@@ -1413,24 +1416,6 @@ static __init int sctp_init(void)
for (order = 0; (1UL << order) < goal; order++)
;
- do {
- sctp_assoc_hashsize = (1UL << order) * PAGE_SIZE /
- sizeof(struct sctp_hashbucket);
- if ((sctp_assoc_hashsize > (64 * 1024)) && order > 0)
- continue;
- sctp_assoc_hashtable = (struct sctp_hashbucket *)
- __get_free_pages(GFP_ATOMIC|__GFP_NOWARN, order);
- } while (!sctp_assoc_hashtable && --order > 0);
- if (!sctp_assoc_hashtable) {
- pr_err("Failed association hash alloc\n");
- status = -ENOMEM;
- goto err_ahash_alloc;
- }
- for (i = 0; i < sctp_assoc_hashsize; i++) {
- rwlock_init(&sctp_assoc_hashtable[i].lock);
- INIT_HLIST_HEAD(&sctp_assoc_hashtable[i].chain);
- }
-
/* Allocate and initialize the endpoint hash table. */
sctp_ep_hashsize = 64;
sctp_ep_hashtable =
@@ -1452,7 +1437,7 @@ static __init int sctp_init(void)
if ((sctp_port_hashsize > (64 * 1024)) && order > 0)
continue;
sctp_port_hashtable = (struct sctp_bind_hashbucket *)
- __get_free_pages(GFP_ATOMIC|__GFP_NOWARN, order);
+ __get_free_pages(GFP_KERNEL | __GFP_NOWARN, order);
} while (!sctp_port_hashtable && --order > 0);
if (!sctp_port_hashtable) {
pr_err("Failed bind hash alloc\n");
@@ -1464,8 +1449,10 @@ static __init int sctp_init(void)
INIT_HLIST_HEAD(&sctp_port_hashtable[i].chain);
}
- pr_info("Hash tables configured (established %d bind %d)\n",
- sctp_assoc_hashsize, sctp_port_hashsize);
+ if (sctp_transport_hashtable_init())
+ goto err_thash_alloc;
+
+ pr_info("Hash tables configured (bind %d)\n", sctp_port_hashsize);
sctp_sysctl_register();
@@ -1518,12 +1505,10 @@ err_register_defaults:
get_order(sctp_port_hashsize *
sizeof(struct sctp_bind_hashbucket)));
err_bhash_alloc:
+ sctp_transport_hashtable_destroy();
+err_thash_alloc:
kfree(sctp_ep_hashtable);
err_ehash_alloc:
- free_pages((unsigned long)sctp_assoc_hashtable,
- get_order(sctp_assoc_hashsize *
- sizeof(struct sctp_hashbucket)));
-err_ahash_alloc:
percpu_counter_destroy(&sctp_sockets_allocated);
err_percpu_counter_init:
kmem_cache_destroy(sctp_chunk_cachep);
@@ -1557,13 +1542,11 @@ static __exit void sctp_exit(void)
sctp_sysctl_unregister();
- free_pages((unsigned long)sctp_assoc_hashtable,
- get_order(sctp_assoc_hashsize *
- sizeof(struct sctp_hashbucket)));
- kfree(sctp_ep_hashtable);
free_pages((unsigned long)sctp_port_hashtable,
get_order(sctp_port_hashsize *
sizeof(struct sctp_bind_hashbucket)));
+ kfree(sctp_ep_hashtable);
+ sctp_transport_hashtable_destroy();
percpu_counter_destroy(&sctp_sockets_allocated);