NFSd: call rpc_destroy_wait_queue() from free_client()

commit 4cb57e3032d4e4bf5e97780e9907da7282b02b0c upstream.

Mainly to ensure that we don't leave any hanging timers.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index cfe192d3430564b81f32efdaf21ed8f1adbd7803..c602603955ce7eab4d1ae80783b0b02483780dae 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1107,6 +1107,7 @@ free_client(struct nfs4_client *clp)
                WARN_ON_ONCE(atomic_read(&ses->se_ref));
                free_session(ses);
        }
+       rpc_destroy_wait_queue(&clp->cl_cb_waitq);
        free_svc_cred(&clp->cl_cred);
        kfree(clp->cl_name.data);
        idr_destroy(&clp->cl_stateids);