[Devel] [PATCH] bluetooth bnep: Convert to kthread API.

[Eric W. Biederman]

From: Eric W. Biederman <ebiederm at xmission.com>

This patch starts kbenpd using kthread_run replacing
a combination of kernel_thread and daemonize.  Making
the code a little simpler and more maintainable.

Cc: Marcel Holtmann <marcel at holtmann.org>
Signed-off-by: Eric W. Biederman <ebiederm at xmission.com>
---
 net/bluetooth/bnep/core.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index a9f1e88..de3caed 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -32,6 +32,7 @@
 #include <linux/module.h>
 
 #include <linux/kernel.h>
+#include <linux/kthread.h>
 #include <linux/sched.h>
 #include <linux/signal.h>
 #include <linux/init.h>
@@ -473,7 +474,6 @@ static int bnep_session(void *arg)
 
 	BT_DBG("");
 
-	daemonize("kbnepd %s", dev->name);
 	set_user_nice(current, -15);
 
 	init_waitqueue_entry(&wait, current);
@@ -539,6 +539,7 @@ static struct device *bnep_get_device(struct bnep_session *session)
 
 int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
 {
+	struct task_struct *task;
 	struct net_device *dev;
 	struct bnep_session *s, *ss;
 	u8 dst[ETH_ALEN], src[ETH_ALEN];
@@ -598,9 +599,10 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
 
 	__bnep_link_session(s);
 
-	err = kernel_thread(bnep_session, s, CLONE_KERNEL);
-	if (err < 0) {
+	task = kthread_run(bnep_session, s, "kbnepd %s", dev->name);
+	if (IS_ERR(task)) {
 		/* Session thread start failed, gotta cleanup. */
+		err = PTR_ERR(task);
 		unregister_netdev(dev);
 		__bnep_unlink_session(s);
 		goto failed;
-- 
1.5.0.g53756

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