The subh.addip_hdr pointer is also of type (struct sctp_addiphdr *), so it does not require a cast. Signed-off-by: Li zeming <zeming@xxxxxxxxxxxx> --- net/sctp/sm_statefuns.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index 714605746fee..fa9c61d3000f 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -4044,7 +4044,7 @@ enum sctp_disposition sctp_sf_do_asconf_ack(struct net *net, (void *)err_param, commands); if (last_asconf) { - addip_hdr = (struct sctp_addiphdr *)last_asconf->subh.addip_hdr; + addip_hdr = last_asconf->subh.addip_hdr; sent_serial = ntohl(addip_hdr->serial); } else { sent_serial = asoc->addip_serial - 1; -- 2.18.2