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authorDaniel Borkmann <dborkman@redhat.com>2013-02-12 05:15:33 +0000
committerDavid S. Miller <davem@davemloft.net>2013-02-12 16:05:11 -0500
commit570617e79c3ab31ce426efe9024af84efca862eb (patch)
tree7bafb469fa57e9fe475ae720ba83e24a1467d233 /include/net
parent0790bbb68f9d483348c1d65381f3dd92602bfd05 (diff)
downloadlinux-570617e79c3ab31ce426efe9024af84efca862eb.tar.bz2
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 'include/net')
-rw-r--r--include/net/sctp/constants.h2
-rw-r--r--include/net/sctp/structs.h5
2 files changed, 2 insertions, 5 deletions
diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h
index c29707d654c0..a7dd5c50df79 100644
--- a/include/net/sctp/constants.h
+++ b/include/net/sctp/constants.h
@@ -303,7 +303,7 @@ enum { SCTP_MAX_GABS = 16 };
* to which we will raise the P-MTU.
*/
#define SCTP_DEFAULT_MINSEGMENT 512 /* MTU size ... if no mtu disc */
-#define SCTP_HOW_MANY_SECRETS 2 /* How many secrets I keep */
+
#define SCTP_SECRET_SIZE 32 /* Number of octets in a 256 bits. */
#define SCTP_SIGNATURE_SIZE 20 /* size of a SLA-1 signature */
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index fdeb85a970fc..0e0f9d2322e3 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1236,10 +1236,7 @@ struct sctp_endpoint {
* Discussion in [RFC1750] can be helpful in
* selection of the key.
*/
- __u8 secret_key[SCTP_HOW_MANY_SECRETS][SCTP_SECRET_SIZE];
- int current_key;
- int last_key;
- int key_changed_at;
+ __u8 secret_key[SCTP_SECRET_SIZE];
/* digest: This is a digest of the sctp cookie. This field is
* only used on the receive path when we try to validate