1 files changed, 8 insertions, 3 deletions

diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 1ca5c7ca9bd4..688cfebfbee0 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -414,6 +414,11 @@ static int hci_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
                 goto done;
         }
 
+        if (!test_bit(HCI_UP, &hdev->flags)) {
+                err = -ENETDOWN;
+                goto done;
+        }
+
         if (!(skb = bt_skb_send_alloc(sk, len, msg->msg_flags & MSG_DONTWAIT, &err)))
                 goto done;
 
@@ -440,10 +445,10 @@ static int hci_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
 
                 if (test_bit(HCI_RAW, &hdev->flags) || (ogf == 0x3f)) {
                         skb_queue_tail(&hdev->raw_q, skb);
-                        hci_sched_tx(hdev);
+                        tasklet_schedule(&hdev->tx_task);
                 } else {
                         skb_queue_tail(&hdev->cmd_q, skb);
-                        hci_sched_cmd(hdev);
+                        tasklet_schedule(&hdev->cmd_task);
                 }
         } else {
                 if (!capable(CAP_NET_RAW)) {
@@ -452,7 +457,7 @@ static int hci_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
                 }
 
                 skb_queue_tail(&hdev->raw_q, skb);
-                hci_sched_tx(hdev);
+                tasklet_schedule(&hdev->tx_task);
         }
 
         err = len;