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Commit 17f9cc31 authored by Gustavo Padovan's avatar Gustavo Padovan
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Bluetooth: Improve handling of HCI control channel in bind 



Does not allow any channel different of HCI_CHANNEL_RAW and
HCI_CHANNEL_CONTROL to bind.

Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
parent 23bb5763

net/bluetooth/hci_sock.c

+4 −1
Original line number Diff line number Diff line
@@ -380,7 +380,10 @@ static int hci_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le 
	if (haddr.hci_family != AF_BLUETOOTH)

		return -EINVAL;



	if (haddr.hci_channel != HCI_CHANNEL_RAW && !enable_mgmt)

	if (haddr.hci_channel > HCI_CHANNEL_CONTROL)

		return -EINVAL;



	if (haddr.hci_channel == HCI_CHANNEL_CONTROL && !enable_mgmt)

		return -EINVAL;



	lock_sock(sk);