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Diffstat (limited to 'net/bluetooth/hci_core.c')
-rw-r--r--net/bluetooth/hci_core.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 4ad23192c7a5..2f768de87011 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -37,6 +37,7 @@
#include <linux/fcntl.h>
#include <linux/init.h>
#include <linux/skbuff.h>
+#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <linux/notifier.h>
#include <linux/rfkill.h>
@@ -928,6 +929,10 @@ int hci_register_dev(struct hci_dev *hdev)
write_unlock_bh(&hci_dev_list_lock);
+ hdev->workqueue = create_singlethread_workqueue(hdev->name);
+ if (!hdev->workqueue)
+ goto nomem;
+
hci_register_sysfs(hdev);
hdev->rfkill = rfkill_alloc(hdev->name, &hdev->dev,
@@ -942,6 +947,13 @@ int hci_register_dev(struct hci_dev *hdev)
hci_notify(hdev, HCI_DEV_REG);
return id;
+
+nomem:
+ write_lock_bh(&hci_dev_list_lock);
+ list_del(&hdev->list);
+ write_unlock_bh(&hci_dev_list_lock);
+
+ return -ENOMEM;
}
EXPORT_SYMBOL(hci_register_dev);
@@ -970,6 +982,8 @@ int hci_unregister_dev(struct hci_dev *hdev)
hci_unregister_sysfs(hdev);
+ destroy_workqueue(hdev->workqueue);
+
__hci_dev_put(hdev);
return 0;
@@ -1260,7 +1274,7 @@ static void hci_add_acl_hdr(struct sk_buff *skb, __u16 handle, __u16 flags)
hdr->dlen = cpu_to_le16(len);
}
-int hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags)
+void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags)
{
struct hci_dev *hdev = conn->hdev;
struct sk_buff *list;
@@ -1302,24 +1316,17 @@ int hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags)
}
tasklet_schedule(&hdev->tx_task);
-
- return 0;
}
EXPORT_SYMBOL(hci_send_acl);
/* Send SCO data */
-int hci_send_sco(struct hci_conn *conn, struct sk_buff *skb)
+void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb)
{
struct hci_dev *hdev = conn->hdev;
struct hci_sco_hdr hdr;
BT_DBG("%s len %d", hdev->name, skb->len);
- if (skb->len > hdev->sco_mtu) {
- kfree_skb(skb);
- return -EINVAL;
- }
-
hdr.handle = cpu_to_le16(conn->handle);
hdr.dlen = skb->len;
@@ -1332,8 +1339,6 @@ int hci_send_sco(struct hci_conn *conn, struct sk_buff *skb)
skb_queue_tail(&conn->data_q, skb);
tasklet_schedule(&hdev->tx_task);
-
- return 0;
}
EXPORT_SYMBOL(hci_send_sco);