mds: be extra careful

Probably implied by the refs == 0, but be explicit anyway.

diff --git a/src/mds/CDir.cc b/src/mds/CDir.cc
index 2a0c8545fbb53726fe1212de2f1127af67ff6c79..27c16980881b03e1511d338282be1718c5f4414a 100644 (file)
--- a/src/mds/CDir.cc
+++ b/src/mds/CDir.cc
@@ -1703,6 +1703,7 @@ void CDir::_committed(version_t v, version_t lrv)
        // drop clean null stray dentries immediately
        if (stray && 
            dn->get_num_ref() == 0 &&
+           !dn->is_projected() &&
            dn->get_linkage()->is_null())
          remove_dentry(dn);
       }