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Bluetooth: Limit HCI raw socket options to actual raw sockets

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Currently the socket options of HCI sockets can be set on raw and control
sockets, but on control sockets they make no sense. So just return EINVAL
in that case.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2012-02-20 14:50:32 +01:00 committed by Johan Hedberg
parent a6fb08dfe8
commit 2f39cdb7a2
1 changed files with 6 additions and 0 deletions
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6
net/bluetooth/hci_sock.c
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@ -601,6 +601,11 @@ static int hci_sock_setsockopt(struct socket *sock, int level, int optname, char
lock_sock(sk);
if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) {
err = -EINVAL;
goto done;
}
switch (optname) {
case HCI_DATA_DIR:
if (get_user(opt, (int __user *)optval)) {
@ -663,6 +668,7 @@ static int hci_sock_setsockopt(struct socket *sock, int level, int optname, char
break;
}
done:
release_sock(sk);
return err;
}