From: Sage Weil <sage@newdream.net>
Date: Thu, 2 Apr 2009 21:44:44 +0000 (-0700)
Subject: kclient: fix mds session check in update_dentry_lease
X-Git-Tag: v0.7.2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=e7873487681ac0856890b2b47cdd819777733afe;p=ceph.git

kclient: fix mds session check in update_dentry_lease

di->lease_session may be null, since we now have di's without
leases.
---

diff --git a/src/kernel/inode.c b/src/kernel/inode.c
index 1faa0001ef3..917a2dd177d 100644
--- a/src/kernel/inode.c
+++ b/src/kernel/inode.c
@@ -717,7 +717,7 @@ static void update_dentry_lease(struct dentry *dentry,
 		di = ceph_dentry(dentry);
 		if (!di)
 			goto out_unlock;
-	} else if (di->lease_session != session) {
+	} else if (di->lease_session && di->lease_session != session) {
 		goto out_unlock;
 	} else {
 		ceph_dentry_lru_touch(dentry);