On Sat, Jan 14, 2017 at 4:31 AM, Marcelo Ricardo Leitner
<marcelo.leitner@xxxxxxxxx> wrote:
> sctp_frag_point() doesn't store anything, and thus just calling it
> cannot do anything useful.
>
> sctp_apply_peer_addr_params is only called by
> sctp_setsockopt_peer_addr_params. When operating on an asoc,
> sctp_setsockopt_peer_addr_params will call sctp_apply_peer_addr_params
> once for the asoc, and then once for each transport this asoc has,
> meaning that the frag_point will be recomputed when updating the
> transports and calling it when updating the asoc is not necessary.
> IOW, no action is needed here and we can remove this call.
>
> Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@xxxxxxxxx>
Reviewed-by: Xin Long <lucien.xin@xxxxxxxxx>
> ---
> net/sctp/socket.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/net/sctp/socket.c b/net/sctp/socket.c
> index 318c6786d6539a301ac7b76d82a49a1af3818d10..635e0341269330187c78ba93a35689f5c5d6be02 100644
> --- a/net/sctp/socket.c
> +++ b/net/sctp/socket.c
> @@ -2430,7 +2430,6 @@ static int sctp_apply_peer_addr_params(struct sctp_paddrparams *params,
> sctp_assoc_sync_pmtu(sctp_opt2sk(sp), asoc);
> } else if (asoc) {
> asoc->pathmtu = params->spp_pathmtu;
> - sctp_frag_point(asoc, params->spp_pathmtu);
> } else {
> sp->pathmtu = params->spp_pathmtu;
> }
> --
> 2.9.3
>
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