From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
The struct nfs_client is supposed to be invisible and unreferenced
before it gets here.
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
fs/nfsd/nfs4state.c | 13 -------------
1 file changed, 13 deletions(-)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index a374592e7dcf..256e9032f49c 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1416,9 +1416,6 @@ static void __free_session(struct nfsd4_session *ses)
static void free_session(struct nfsd4_session *ses)
{
- struct nfsd_net *nn = net_generic(ses->se_client->net, nfsd_net_id);
-
- lockdep_assert_held(&nn->client_lock);
nfsd4_del_conns(ses);
nfsd4_put_drc_mem(&ses->se_fchannel);
__free_session(ses);
@@ -1568,9 +1565,6 @@ err_no_name:
static void
free_client(struct nfs4_client *clp)
{
- struct nfsd_net __maybe_unused *nn = net_generic(clp->net, nfsd_net_id);
-
- lockdep_assert_held(&nn->client_lock);
while (!list_empty(&clp->cl_sessions)) {
struct nfsd4_session *ses;
ses = list_entry(clp->cl_sessions.next, struct nfsd4_session,
@@ -1627,7 +1621,6 @@ __destroy_client(struct nfs4_client *clp)
struct nfs4_openowner *oo;
struct nfs4_delegation *dp;
struct list_head reaplist;
- struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);
INIT_LIST_HEAD(&reaplist);
spin_lock(&state_lock);
@@ -1655,10 +1648,7 @@ __destroy_client(struct nfs4_client *clp)
nfsd4_shutdown_callback(clp);
if (clp->cl_cb_conn.cb_xprt)
svc_xprt_put(clp->cl_cb_conn.cb_xprt);
- spin_lock(&nn->client_lock);
- WARN_ON_ONCE(atomic_read(&clp->cl_refcount));
free_client(clp);
- spin_unlock(&nn->client_lock);
}
static void
@@ -1862,7 +1852,6 @@ static struct nfs4_client *create_client(struct xdr_netobj name,
struct sockaddr *sa = svc_addr(rqstp);
int ret;
struct net *net = SVC_NET(rqstp);
- struct nfsd_net *nn = net_generic(net, nfsd_net_id);
clp = alloc_client(name);
if (clp == NULL)
@@ -1870,9 +1859,7 @@ static struct nfs4_client *create_client(struct xdr_netobj name,
ret = copy_cred(&clp->cl_cred, &rqstp->rq_cred);
if (ret) {
- spin_lock(&nn->client_lock);
free_client(clp);
- spin_unlock(&nn->client_lock);
return NULL;
}
INIT_WORK(&clp->cl_cb_null.cb_work, nfsd4_run_cb_null);
--
1.9.3
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