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Diffstat (limited to 'fs/lockd')
-rw-r--r--fs/lockd/svc.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 20cebb191350..91e7c839841e 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -359,9 +359,6 @@ static int lockd_start_svc(struct svc_serv *serv)
{
int error;
- if (nlmsvc_rqst)
- return 0;
-
/*
* Create the kernel thread and wait for it to start.
*/
@@ -406,6 +403,7 @@ static const struct svc_serv_ops lockd_sv_ops = {
static int lockd_create_svc(void)
{
struct svc_serv *serv;
+ int error;
/*
* Check whether we're already up and running.
@@ -432,6 +430,13 @@ static int lockd_create_svc(void)
printk(KERN_WARNING "lockd_up: create service failed\n");
return -ENOMEM;
}
+
+ error = lockd_start_svc(serv);
+ /* The thread now holds the only reference */
+ svc_put(serv);
+ if (error < 0)
+ return error;
+
nlmsvc_serv = serv;
register_inetaddr_notifier(&lockd_inetaddr_notifier);
#if IS_ENABLED(CONFIG_IPV6)
@@ -446,7 +451,6 @@ static int lockd_create_svc(void)
*/
int lockd_up(struct net *net, const struct cred *cred)
{
- struct svc_serv *serv;
int error;
mutex_lock(&nlmsvc_mutex);
@@ -454,25 +458,19 @@ int lockd_up(struct net *net, const struct cred *cred)
error = lockd_create_svc();
if (error)
goto err_create;
- serv = nlmsvc_serv;
- error = lockd_up_net(serv, net, cred);
+ error = lockd_up_net(nlmsvc_serv, net, cred);
if (error < 0) {
goto err_put;
}
- error = lockd_start_svc(serv);
- if (error < 0) {
- lockd_down_net(serv, net);
- goto err_put;
- }
nlmsvc_users++;
err_put:
if (nlmsvc_users == 0) {
lockd_unregister_notifiers();
+ kthread_stop(nlmsvc_task);
nlmsvc_serv = NULL;
}
- svc_put(serv);
err_create:
mutex_unlock(&nlmsvc_mutex);
return error;