[Swan-dev] noticed few small memory leaks

[Antony Antony]

Here is a leak report after an overnight run of pluto.
One the connection was restarted several times by the other end.
The state number reached upto #1453. 

leak: EVENT_SHUNT_SCAN, item size: 32
leak: EVENT_PENDING_DDNS, item size: 32
leak: EVENT_SD_WATCHDOG, item size: 32
leak: EVENT_PENDING_PHASE2, item size: 32
leak: EVENT_REINIT_SECRET, item size: 32
leak: 10 * converted gn, item size: 32
leak: msg_digest, item size: 4144
leak: 4 * crl uri, item size: 35
leak: 24 * converted gn, item size: 32
leak: 3 * msg_digest, item size: 4144
leak: connection alias, item size: 4
leak: 5 * converted gn, item size: 32
leak: 3 * msg_digest, item size: 4144
leak: connection alias, item size: 4
leak: 4 * crl uri, item size: 35
leak: 24 * converted gn, item size: 32
leak: 2 * msg_digest, item size: 4144
leak: EVENT_LOG_DAILY, item size: 32
leak: connection alias, item size: 4
leak: 10 * converted gn, item size: 32
leak: IKEv2 encrypted fragment, item size: 539
leak: ikev2_frag, item size: 56
leak: IKEv2 encrypted fragment, item size: 539
leak: ikev2_frag, item size: 56
leak: msg_digest, item size: 4144
leak: IKEv2 encrypted fragment, item size: 539
leak: ikev2_frag, item size: 56
leak: 5 * msg_digest, item size: 4144
leak: 4 * crl uri, item size: 35
leak: 3 * converted gn, item size: 32
leak: msg_digest, item size: 4144
leak: 4 * converted gn, item size: 32
leak: msg_digest, item size: 4144
leak: connection alias, item size: 4
leak: 2 * msg_digest, item size: 4144
leak: 7 * connection alias, item size: 13
leak: 2 * virtual description, item size: 4
leak: 23 * connection alias, item size: 4
leak: kernel integ, item size: 32
leak detective found 160 leaks, total size 39671 

Disclosure - The code is master + rekey-ipsec-pfs. 
I feel lot of these could be in #master too but could not be sure. 

-antony