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sctp: use SCTP_FUTURE_ASSOC and add SCTP_CURRENT_ASSOC for SCTP_AUTH_DEACTIVATE_KEY sockopt 

Check with SCTP_ALL_ASSOC instead in sctp_setsockopt_deactivate_key.
SCTP_CURRENT_ASSOC is supported for SCTP_AUTH_DEACTIVATE_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 15:08:42 +08:00 committed by David S. Miller
parent 3adcc30060
commit 2af66ff3ed
1 changed files with 26 additions and 3 deletions
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29
net/sctp/socket.c
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@ -3933,8 +3933,9 @@ static int sctp_setsockopt_deactivate_key(struct sock *sk, char __user *optval,
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;
@ -3945,10 +3946,32 @@ static int sctp_setsockopt_deactivate_key(struct sock *sk, char __user *optval,
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_deact_key_id(ep, asoc, val.scact_keynumber);
if (asoc)
return sctp_auth_deact_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_deact_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_deact_key_id(ep, asoc,
val.scact_keynumber);
if (res && !ret)
ret = res;
}
}
return ret;
}
/*