mds/Migrator.cc: fix possible dereference NULL return value

CID 716999 (#1 of 1): Dereference null return value (NULL_RETURNS)
  dereference: Dereferencing a pointer that might be null "in" when
  calling "CInode::put_stickydirs()".

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/mds/Migrator.cc b/src/mds/Migrator.cc
index fd3d45c5081ca047028e7c671d760f9c6de0a360..c93f76601f87ce122a1272ffcf8b17cf06927c4f 100644 (file)
--- a/src/mds/Migrator.cc
+++ b/src/mds/Migrator.cc
@@ -1992,7 +1992,8 @@ void Migrator::import_remove_pins(CDir *dir, set<CDir*>& bounds)
       continue;
     did.insert(p->ino);
     CInode *in = cache->get_inode(p->ino);
-      in->put_stickydirs();
+    assert(in);
+    in->put_stickydirs();
   }
 
   if (import_state[dir->dirfrag()] >= IMPORT_PREPPED) {