Bluetooth: Use kthread API in cmtp
kernel_thread() is a low-level implementation detail and
EXPORT_SYMBOL(kernel_thread) is scheduled for removal.
Use the <linux/kthread.h> API instead.
Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c
index 16aa6bd..cce99b0 100644
--- a/net/bluetooth/cmtp/core.c
+++ b/net/bluetooth/cmtp/core.c
@@ -35,6 +35,7 @@
#include <linux/ioctl.h>
#include <linux/file.h>
#include <linux/init.h>
+#include <linux/kthread.h>
#include <net/sock.h>
#include <linux/isdn/capilli.h>
@@ -287,12 +288,11 @@
BT_DBG("session %p", session);
- daemonize("kcmtpd_ctr_%d", session->num);
set_user_nice(current, -15);
init_waitqueue_entry(&wait, current);
add_wait_queue(sk_sleep(sk), &wait);
- while (!atomic_read(&session->terminate)) {
+ while (!kthread_should_stop()) {
set_current_state(TASK_INTERRUPTIBLE);
if (sk->sk_state != BT_CONNECTED)
@@ -370,9 +370,12 @@
__cmtp_link_session(session);
- err = kernel_thread(cmtp_session, session, CLONE_KERNEL);
- if (err < 0)
+ session->task = kthread_run(cmtp_session, session, "kcmtpd_ctr_%d",
+ session->num);
+ if (IS_ERR(session->task)) {
+ err = PTR_ERR(session->task);
goto unlink;
+ }
if (!(session->flags & (1 << CMTP_LOOPBACK))) {
err = cmtp_attach_device(session);
@@ -409,9 +412,8 @@
/* Flush the transmit queue */
skb_queue_purge(&session->transmit);
- /* Kill session thread */
- atomic_inc(&session->terminate);
- cmtp_schedule(session);
+ /* Stop session thread */
+ kthread_stop(session->task);
} else
err = -ENOENT;