Merge branch 'upstream/android-3.0' into linaro-android-3.0

4 files changed, 19 insertions, 10 deletions

diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index b7ff6e3ee25..5ec0db42316 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -453,6 +453,9 @@ int hci_conn_del(struct hci_conn *conn)
 
 	hci_dev_put(hdev);
 
+	if (conn->handle == 0)
+		kfree(conn);
+
 	return 0;
 }
 
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index c405a954a60..43b4c2deb7c 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -464,7 +464,8 @@ static void hidp_idle_timeout(unsigned long arg)
 {
 	struct hidp_session *session = (struct hidp_session *) arg;
 
-	kthread_stop(session->task);
+	atomic_inc(&session->terminate);
+	wake_up_process(session->task);
 }
 
 static void hidp_set_timer(struct hidp_session *session)
@@ -535,7 +536,8 @@ static void hidp_process_hid_control(struct hidp_session *session,
 		skb_queue_purge(&session->ctrl_transmit);
 		skb_queue_purge(&session->intr_transmit);
 
-		kthread_stop(session->task);
+		atomic_inc(&session->terminate);
+		wake_up_process(current);
 	}
 }
 
@@ -706,9 +708,8 @@ static int hidp_session(void *arg)
 	add_wait_queue(sk_sleep(intr_sk), &intr_wait);
 	session->waiting_for_startup = 0;
 	wake_up_interruptible(&session->startup_queue);
-	while (!kthread_should_stop()) {
-		set_current_state(TASK_INTERRUPTIBLE);
-
+	set_current_state(TASK_INTERRUPTIBLE);
+	while (!atomic_read(&session->terminate)) {
 		if (ctrl_sk->sk_state != BT_CONNECTED ||
 				intr_sk->sk_state != BT_CONNECTED)
 			break;
@@ -726,6 +727,7 @@ static int hidp_session(void *arg)
 		hidp_process_transmit(session);
 
 		schedule();
+		set_current_state(TASK_INTERRUPTIBLE);
 	}
 	set_current_state(TASK_RUNNING);
 	remove_wait_queue(sk_sleep(intr_sk), &intr_wait);
@@ -1060,7 +1062,8 @@ int hidp_add_connection(struct hidp_connadd_req *req, struct socket *ctrl_sock,
 err_add_device:
 	hid_destroy_device(session->hid);
 	session->hid = NULL;
-	kthread_stop(session->task);
+	atomic_inc(&session->terminate);
+	wake_up_process(session->task);
 
 unlink:
 	hidp_del_timer(session);
@@ -1111,7 +1114,8 @@ int hidp_del_connection(struct hidp_conndel_req *req)
 			skb_queue_purge(&session->ctrl_transmit);
 			skb_queue_purge(&session->intr_transmit);
 
-			kthread_stop(session->task);
+			atomic_inc(&session->terminate);
+			wake_up_process(session->task);
 		}
 	} else
 		err = -ENOENT;
diff --git a/net/bluetooth/hidp/hidp.h b/net/bluetooth/hidp/hidp.h
index 19e95004b28..af1bcc823f2 100644
--- a/net/bluetooth/hidp/hidp.h
+++ b/net/bluetooth/hidp/hidp.h
@@ -142,6 +142,7 @@ struct hidp_session {
 	uint ctrl_mtu;
 	uint intr_mtu;
 
+	atomic_t terminate;
 	struct task_struct *task;
 
 	unsigned char keys[8];
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 9c7bccfcc72..ed602042a95 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -2524,7 +2524,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr
 
 	sk = chan->sk;
 
-	if (chan->state != BT_CONFIG) {
+	if (sk->sk_state != BT_CONFIG && sk->sk_state != BT_CONNECT2) {
 		struct l2cap_cmd_rej rej;
 
 		rej.reason = cpu_to_le16(0x0002);
@@ -2535,7 +2535,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr
 
 	/* Reject if config buffer is too small. */
 	len = cmd_len - sizeof(*req);
-	if (chan->conf_len + len > sizeof(chan->conf_req)) {
+	if (len < 0 || chan->conf_len + len > sizeof(chan->conf_req)) {
 		l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP,
 				l2cap_build_conf_rsp(chan, rsp,
 					L2CAP_CONF_REJECT, flags), rsp);
@@ -4147,7 +4147,8 @@ static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
 					struct sock *parent = bt_sk(sk)->parent;
 					res = L2CAP_CR_PEND;
 					stat = L2CAP_CS_AUTHOR_PEND;
-					parent->sk_data_ready(parent, 0);
+					if (parent)
+						parent->sk_data_ready(parent, 0);
 				} else {
 					l2cap_state_change(chan, BT_CONFIG);
 					res = L2CAP_CR_SUCCESS;