From 9acc42b9b970acaa6276da57a80dde18ceb5f5fa Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@newdream.net>
Date: Wed, 5 Mar 2008 13:06:02 -0800
Subject: [PATCH] mds: fix open flags check on directories

---
 src/mds/Server.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index c869877fcc6ee..af9ba6b13a7a8 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -3830,7 +3830,8 @@ void Server::handle_client_open(MDRequest *mdr)
     return;
   }
   // can only open a dir rdonly, no flags.
-  if (cur->inode.is_dir() && (cmode != FILE_MODE_R || flags != O_DIRECTORY)) {
+  if (cur->inode.is_dir() && (cmode != FILE_MODE_R || (flags | O_DIRECTORY) == 0)) {
+    dout(10) << "bad open flags " << flags << " cmode " << cmode << " on dir " << *cur << dendl;
     reply_request(mdr, -EINVAL);
     return;
   }
-- 
2.39.5