nfsd4: fix deleg leak on callback error

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

1 files changed, 3 insertions, 1 deletions

diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 874a56a0801c..a4686326b5ae 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -761,8 +761,10 @@ static void _nfsd4_cb_recall(struct nfs4_delegation *dp)
                 .rpc_cred = callback_cred
         };
 
-        if (clnt == NULL)
+        if (clnt == NULL) {
+                nfs4_put_delegation(dp);
                 return; /* Client is shutting down; give up. */
+        }
 
         args->args_op = dp;
         msg.rpc_argp = args;