Fix bug # 175727 - strict aliasing bugs in LDAP C SDK.

Avoid casts like (void**)&pRes; use temporary local variables
	instead.

directory/c-sdk/ldap/libraries/libldap/memcache.c

@@ -1416,8 +1416,9 @@ memcache_access(LDAPMemCache *cache, int mode,
 	unsigned long key = *((unsigned long*)pData1);
 	char *basedn = (char*)pData3;
 	ldapmemcacheRes *pRes = NULL;
+	void* hashResult = NULL;
 
-	nRes = htable_get(cache->ldmemc_resTmp, pData2, (void**)&pRes);
+	nRes = htable_get(cache->ldmemc_resTmp, pData2, &hashResult);
 	if (nRes == LDAP_SUCCESS)
 	    return( LDAP_ALREADY_EXISTS );
 
@@ -1446,11 +1447,13 @@ memcache_access(LDAPMemCache *cache, int mode,
 	LDAPMessage *pMsg = (LDAPMessage*)pData2;
 	LDAPMessage *pCopy = NULL;
 	ldapmemcacheRes *pRes = NULL;
+	void* hashResult = NULL;
 
-	nRes = htable_get(cache->ldmemc_resTmp, pData1, (void**)&pRes);
+	nRes = htable_get(cache->ldmemc_resTmp, pData1, &hashResult);
 	if (nRes != LDAP_SUCCESS)
 	    return nRes;
 
+	pRes = (ldapmemcacheRes*) hashResult;
 	nRes = memcache_dup_message(pMsg, pMsg->lm_msgid, 0, &pCopy, &size);
 	if (nRes != LDAP_SUCCESS) {
 	    nRes = htable_remove(cache->ldmemc_resTmp, pData1, NULL);
@@ -1518,10 +1521,11 @@ memcache_access(LDAPMemCache *cache, int mode,
     /* Remove cached entries in the temporary cache. */
     else if (mode == MEMCACHE_ACCESS_DELETE) {
 
-	ldapmemcacheRes *pCurRes = NULL;
+	void* hashResult = NULL;
 
 	if ((nRes = htable_remove(cache->ldmemc_resTmp, pData1,
-	                          (void**)&pCurRes)) == LDAP_SUCCESS) {
+	                          &hashResult)) == LDAP_SUCCESS) {
+	    ldapmemcacheRes *pCurRes = (ldapmemcacheRes*) hashResult;
 	    memcache_free_from_list(cache, pCurRes, LIST_TMP);
 	    memcache_free_entry(cache, pCurRes);
 	}