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sctp: use SCTP_FUTURE_ASSOC and add SCTP_CURRENT_ASSOC for SCTP_AUTH_DELETE_KEY sockopt

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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: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2019-01-28 15:08:41 +08:00 committed by David S. Miller
parent bf9fb6ad4f
commit 3adcc30060
1 changed files with 25 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

28
net/sctp/socket.c
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@ -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;
return sctp_auth_del_key_id(ep, asoc, val.scact_keynumber);
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;
}
/*