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-rw-r--r--net/bluetooth/hci_sock.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 1ca5c7ca9bd4..c3701f37aeb0 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;