Fix a few more XOP related problems

git-svn-id: http://anope.svn.sourceforge.net/svnroot/anope/stable@2668 5417fbe8-f217-4b02-8779-1006273d7864

src/chanserv.c

@@ -1857,8 +1857,10 @@ void cs_remove_nick(const NickCore * nc)
                 if (ca->in_use && ca->nc == nc) {
                     ca->in_use = 0;
                     ca->nc = NULL;
+                    ci->accesscount--;
                 }
             }
+            CleanAccess(ci);
 
             for (akick = ci->akick, j = 0; j < ci->akickcount; akick++, j++) {
                 if ((akick->flags & AK_USED) && (akick->flags & AK_ISNICK)

src/core/cs_xop.c

@@ -174,9 +174,9 @@ int do_vop(User * u)
 
 int xop_del(User * u, ChannelInfo * ci, ChanAccess * access, int *perm, int uacc, int xlev)
 {
-    char *nick = access->nc->display;
-    if (!access->in_use || access->level != xlev)
+    if (!access->in_use || !access->nc || access->level != xlev)
         return 0;
+    char *nick = access->nc->display;
     if (!is_services_admin(u) && uacc <= access->level) {
         (*perm)++;
         return 0;