Patch: lru_mutex and c_rwlock bugs in back-bdb/cache.c (ITS#1756)

[h.b.furuseth@usit.uio.no]

Full_Name: Hallvard B. Furuseth
Version: HEAD (2002-04-15)
OS: Linux
URL: http://folk.uio.no/hbf/OpenLDAP/lru_mutex.txt
Submission from: (NULL) (158.36.148.34)


The first ldap_pvt_thread_mutex_unlock() in bdb_cache_add_entry_rw()
should be ldap_pvt_thread_rdwr_wunlock( &cache->c_rwlock );

Also, bdb's mutexes and rdwr locks are never destroyed.

Here is a patch.