libcephfs: take ref when constructed with CephContext

Previously, if you used ceph_create_with_context, then
it would try and destroy your context when you called
ceph_release.  Bad behaviour: caller created the
context, caller should decide when to destroy it.

Signed-off-by: John Spray <john.spray@redhat.com>

diff --git a/src/libcephfs.cc b/src/libcephfs.cc
index cc8af424d35f58d7614b634dfee1ec79b36a72ad..a6e9a6e8ccf8e680b8d7435ef6fc07279e61d56c 100644 (file)
--- a/src/libcephfs.cc
+++ b/src/libcephfs.cc
@@ -46,6 +46,9 @@ public:
       messenger(NULL),
       cct(cct_)
   {
+    if (cct_ != nullptr) {
+      cct->get();
+    }
   }
 
   ~ceph_mount_info()