mds: Locker.cc: removing an unused variable

clearing a compiler warning.

Signed-off-by: Ronen Friedman <[email protected]>

Author: ronen-fr

src/mds/Locker.cc

@@ -4318,19 +4318,17 @@ void Locker::issue_client_lease(CDentry *dn, CInode *in, const MDRequestRef& mdr
 
 void Locker::revoke_client_leases(SimpleLock *lock)
 {
-  int n = 0;
   CDentry *dn = static_cast<CDentry*>(lock->get_parent());
   for (map<client_t, ClientLease*>::iterator p = dn->client_lease_map.begin();
        p != dn->client_lease_map.end();
        ++p) {
     ClientLease *l = p->second;
-    
-    n++;
+
     ceph_assert(lock->get_type() == CEPH_LOCK_DN);
 
     CDentry *dn = static_cast<CDentry*>(lock->get_parent());
     int mask = 1 | CEPH_LOCK_DN; // old and new bits
-    
+
     // i should also revoke the dir ICONTENT lease, if they have it!
     CInode *diri = dn->get_dir()->get_inode();
     auto lease = make_message<MClientLease>(CEPH_MDS_LEASE_REVOKE, l->seq, mask, diri->ino(), diri->first, CEPH_NOSNAP, dn->get_name());