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authorDaniel Borkmann <dborkman@redhat.com>2013-02-12 09:15:33 +0400
committerDavid S. Miller <davem@davemloft.net>2013-02-13 01:05:11 +0400
commit570617e79c3ab31ce426efe9024af84efca862eb (patch)
tree7bafb469fa57e9fe475ae720ba83e24a1467d233 /net/sctp/endpointola.c
parent0790bbb68f9d483348c1d65381f3dd92602bfd05 (diff)
downloadlinux-570617e79c3ab31ce426efe9024af84efca862eb.tar.xz
net: sctp: remove unused multiple cookie keys
Vlad says: The whole multiple cookie keys code is completely unused and has been all this time. Noone uses anything other then the secret_key[0] since there is no changeover support anywhere. Thus, for now clean up its left-over fragments. Cc: Neil Horman <nhorman@tuxdriver.com> Cc: Vlad Yasevich <vyasevic@redhat.com> Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Acked-by: Vlad Yasevich <vyasevich@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/endpointola.c')
-rw-r--r--net/sctp/endpointola.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index 1a9c5fb77310..73aad3d16a45 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -151,9 +151,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
ep->rcvbuf_policy = net->sctp.rcvbuf_policy;
/* Initialize the secret key used with cookie. */
- get_random_bytes(&ep->secret_key[0], SCTP_SECRET_SIZE);
- ep->last_key = ep->current_key = 0;
- ep->key_changed_at = jiffies;
+ get_random_bytes(ep->secret_key, sizeof(ep->secret_key));
/* SCTP-AUTH extensions*/
INIT_LIST_HEAD(&ep->endpoint_shared_keys);
@@ -249,8 +247,6 @@ void sctp_endpoint_free(struct sctp_endpoint *ep)
/* Final destructor for endpoint. */
static void sctp_endpoint_destroy(struct sctp_endpoint *ep)
{
- int i;
-
SCTP_ASSERT(ep->base.dead, "Endpoint is not dead", return);
/* Free up the HMAC transform. */
@@ -273,8 +269,7 @@ static void sctp_endpoint_destroy(struct sctp_endpoint *ep)
sctp_inq_free(&ep->base.inqueue);
sctp_bind_addr_free(&ep->base.bind_addr);
- for (i = 0; i < SCTP_HOW_MANY_SECRETS; ++i)
- memset(&ep->secret_key[i], 0, SCTP_SECRET_SIZE);
+ memset(ep->secret_key, 0, sizeof(ep->secret_key));
/* Remove and free the port */
if (sctp_sk(ep->base.sk)->bind_hash)