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[SCTP]: Remove temporary associations from backlog and hash.

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Every time SCTP creates a temporary association, the stack hashes it,
puts it on a list of endpoint associations and increments the backlog.
However, the lifetime of a temporary association is the processing time
of a current packet and it's destroyed after that. In fact, we don't
really want anyone else finding this association. There is no reason to
do this extra work.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich
2006-10-30 18:55:11 -08:00
committed by David S. Miller
parent 4f4443088b
commit de76e695a5
3 changed files with 24 additions and 4 deletions
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6
net/sctp/input.c
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@@ -771,6 +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();
@@ -804,6 +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();