aboutsummaryrefslogtreecommitdiff
path: root/net/sctp/input.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/sctp/input.c')
-rw-r--r--net/sctp/input.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 64f63010253..33111873a48 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -135,6 +135,9 @@ int sctp_rcv(struct sk_buff *skb)
SCTP_INC_STATS_BH(SCTP_MIB_INSCTPPACKS);
+ if (skb_linearize(skb))
+ goto discard_it;
+
sh = (struct sctphdr *) skb->h.raw;
/* Pull up the IP and SCTP headers. */
@@ -723,7 +726,7 @@ static struct sctp_endpoint *__sctp_rcv_lookup_endpoint(const union sctp_addr *l
struct sctp_endpoint *ep;
int hash;
- hash = sctp_ep_hashfn(laddr->v4.sin_port);
+ hash = sctp_ep_hashfn(ntohs(laddr->v4.sin_port));
head = &sctp_ep_hashtable[hash];
read_lock(&head->lock);
for (epb = head->chain; epb; epb = epb->next) {
@@ -768,6 +771,9 @@ static void __sctp_hash_established(struct sctp_association *asoc)
/* Add an association to the hash. Local BH-safe. */
void sctp_hash_established(struct sctp_association *asoc)
{
+ if (asoc->temp)
+ return;
+
sctp_local_bh_disable();
__sctp_hash_established(asoc);
sctp_local_bh_enable();
@@ -801,6 +807,9 @@ static void __sctp_unhash_established(struct sctp_association *asoc)
/* Remove association from the hash table. Local BH-safe. */
void sctp_unhash_established(struct sctp_association *asoc)
{
+ if (asoc->temp)
+ return;
+
sctp_local_bh_disable();
__sctp_unhash_established(asoc);
sctp_local_bh_enable();
@@ -821,7 +830,7 @@ static struct sctp_association *__sctp_lookup_association(
/* Optimize here for direct hit, only listening connections can
* have wildcards anyways.
*/
- hash = sctp_assoc_hashfn(local->v4.sin_port, peer->v4.sin_port);
+ hash = sctp_assoc_hashfn(ntohs(local->v4.sin_port), ntohs(peer->v4.sin_port));
head = &sctp_assoc_hashtable[hash];
read_lock(&head->lock);
for (epb = head->chain; epb; epb = epb->next) {
@@ -948,7 +957,7 @@ static struct sctp_association *__sctp_rcv_init_lookup(struct sk_buff *skb,
if (!af)
continue;
- af->from_addr_param(paddr, params.addr, ntohs(sh->source), 0);
+ af->from_addr_param(paddr, params.addr, sh->source, 0);
asoc = __sctp_lookup_association(laddr, paddr, &transport);
if (asoc)