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-rw-r--r--fs/ceph/mds_client.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 3a555b604441..b50044374947 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -3575,7 +3575,6 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
if (!mdsc)
return -ENOMEM;
mdsc->fsc = fsc;
- fsc->mdsc = mdsc;
mutex_init(&mdsc->mutex);
mdsc->mdsmap = kzalloc(sizeof(*mdsc->mdsmap), GFP_NOFS);
if (!mdsc->mdsmap) {
@@ -3583,6 +3582,7 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
return -ENOMEM;
}
+ fsc->mdsc = mdsc;
init_completion(&mdsc->safe_umount_waiters);
init_waitqueue_head(&mdsc->session_close_wq);
INIT_LIST_HEAD(&mdsc->waiting_for_map);
@@ -3861,6 +3861,9 @@ void ceph_mdsc_destroy(struct ceph_fs_client *fsc)
struct ceph_mds_client *mdsc = fsc->mdsc;
dout("mdsc_destroy %p\n", mdsc);
+ if (!mdsc)
+ return;
+
/* flush out any connection work with references to us */
ceph_msgr_flush();