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ceph: fix rare potential cap leak
[firefly-linux-kernel-4.4.55.git]
/
fs
/
ceph
/
caps.c
diff --git
a/fs/ceph/caps.c
b/fs/ceph/caps.c
index 2a5404c1c42f4efd1be78f5d24eed337c24429e3..591202bc96684647ffc8522985f58750971abe2d 100644
(file)
--- a/
fs/ceph/caps.c
+++ b/
fs/ceph/caps.c
@@
-569,7
+569,8
@@
retry:
list_add_tail(&cap->session_caps, &session->s_caps);
session->s_nr_caps++;
spin_unlock(&session->s_cap_lock);
- }
+ } else if (new_cap)
+ ceph_put_cap(mdsc, new_cap);
if (!ci->i_snap_realm) {
/*