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SubjectRe: [PATCH 1/1] net: sctp: bug fixing when sctp path recovers
On 11/12/2013 08:34 PM, Chang Xiangzhong wrote:
> Look for the __two__ most recently used path/transport and set to active_path
> and retran_path respectively
>
> Signed-off-by: changxiangzhong@gmail.com
> ---
> net/sctp/associola.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/net/sctp/associola.c b/net/sctp/associola.c
> index ab67efc..070011a 100644
> --- a/net/sctp/associola.c
> +++ b/net/sctp/associola.c
> @@ -913,11 +913,15 @@ void sctp_assoc_control_transport(struct sctp_association *asoc,
> if (!first || t->last_time_heard > first->last_time_heard) {
> second = first;
> first = t;
> + continue;
> }
> if (!second || t->last_time_heard > second->last_time_heard)
> second = t;

You might as well remove this bit and then you don't need a continue.

> }
>
> + if (!second)
> + second = first;
> +

This needs to move down 1 more block. Set the second transport after we
check to see if the primary is back up and we need to go back to using it.

-vlad

> /* RFC 2960 6.4 Multi-Homed SCTP Endpoints
> *
> * By default, an endpoint should always transmit to the
>



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