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Commit 3adcc300 authored by Xin Long's avatar Xin Long Committed by David S. Miller
Browse files

sctp: use SCTP_FUTURE_ASSOC and add SCTP_CURRENT_ASSOC for SCTP_AUTH_DELETE_KEY sockopt 



Check with SCTP_ALL_ASSOC instead in sctp_setsockopt_del_key.
SCTP_CURRENT_ASSOC is supported for SCTP_AUTH_DELETE_KEY in this patch.

Signed-off-by: default avatarXin Long <lucien.xin@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent bf9fb6ad

net/sctp/socket.c

+25 −3
Original line number Diff line number Diff line
@@ -3883,8 +3883,9 @@ static int sctp_setsockopt_del_key(struct sock *sk, 
				   unsigned int optlen)

{

	struct sctp_endpoint *ep = sctp_sk(sk)->ep;

	struct sctp_authkeyid val;

	struct sctp_association *asoc;

	struct sctp_authkeyid val;

	int ret = 0;



	if (!ep->auth_enable)

		return -EACCES;
@@ -3895,11 +3896,32 @@ static int sctp_setsockopt_del_key(struct sock *sk, 
		return -EFAULT;



	asoc = sctp_id2assoc(sk, val.scact_assoc_id);

	if (!asoc && val.scact_assoc_id && sctp_style(sk, UDP))

	if (!asoc && val.scact_assoc_id > SCTP_ALL_ASSOC &&

	    sctp_style(sk, UDP))

		return -EINVAL;



	if (asoc)

		return sctp_auth_del_key_id(ep, asoc, val.scact_keynumber);



	if (val.scact_assoc_id == SCTP_FUTURE_ASSOC ||

	    val.scact_assoc_id == SCTP_ALL_ASSOC) {

		ret = sctp_auth_del_key_id(ep, asoc, val.scact_keynumber);

		if (ret)

			return ret;

	}



	if (val.scact_assoc_id == SCTP_CURRENT_ASSOC ||

	    val.scact_assoc_id == SCTP_ALL_ASSOC) {

		list_for_each_entry(asoc, &ep->asocs, asocs) {

			int res = sctp_auth_del_key_id(ep, asoc,

						       val.scact_keynumber);



			if (res && !ret)

				ret = res;

		}

	}



	return ret;

}



/*