From: Sage Weil <sage@redhat.com>
Date: Fri, 28 Aug 2015 21:32:11 +0000 (-0400)
Subject: mds/Server: skip auth check on session-less mdr's
X-Git-Tag: v10.0.0~123^2~17
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=a43f5c75537ef2eea246739dc8c9085bea5393df;p=ceph.git

mds/Server: skip auth check on session-less mdr's

The mds internal requests don't have a session.

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 0d1b082cbda5..13e460df60fb 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -2107,12 +2107,12 @@ void Server::handle_slave_auth_pin_ack(MDRequestRef& mdr, MMDSSlaveRequest *ack)
  */
 bool Server::check_access(MDRequestRef& mdr, CInode *in, unsigned mask)
 {
- if (!mdr->session->check_access(
-     in, mask,
-     mdr->client_request->get_caller_uid(),
-     mdr->client_request->get_caller_gid(),
-     mdr->client_request->head.args.setattr.uid,
-     mdr->client_request->head.args.setattr.gid)) {
+ if (mdr->session && !mdr->session->check_access(
+       in, mask,
+       mdr->client_request->get_caller_uid(),
+       mdr->client_request->get_caller_gid(),
+       mdr->client_request->head.args.setattr.uid,
+       mdr->client_request->head.args.setattr.gid)) {
     respond_to_request(mdr, -EACCES);
     return false;
   }