This will let us sort out a whole pile of tty related races. The
alternative would be to keep points and refcount the termios objects.
However
1. They are tiny anyway
2. Many devices don't use the stored copies
3. We can remove a pty special case
Signed-off-by: NAlan Cox <alan@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

The uart_proto open() callback is not called in atomic context so we can safely
sleep here. The caller hci_uart_set_proto() in hci_ldisc.c is an ioctl-handler
and therefore can sleep.
Signed-off-by: NDavid Herrmann <dh.herrmann@googlemail.com>
Acked-by: NMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: NJohan Hedberg <johan.hedberg@intel.com>

Check the return value of hu->proto->recv() in hci_uart_tty_receive()
the recv() may return error, check it, not add this to statistics.
Signed-off-by: NJiejing Zhang <jiejing.zhang@freescale.com>
Signed-off-by: NGustavo F. Padovan <padovan@profusion.mobi>

Was this exploitable - who knows, but it was certainly totally broken
Signed-of-by: NAlan Cox <alan@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

sk_buffs have to be freed with kfree_skb() instead of kfree().
Signed-off-by: NDan Carpenter <error27@gmail.com>
Acked-by: NGustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>

Those marks are useful to save space in the binary and in the memory.
Signed-off-by: NGustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>

.c file shall not have the 'x' permission.
Signed-off-by: NGustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>

Implements Atheros AR300x serial HCI protocol.

This protocol extends H4 serial protocol to implement enhanced power
management features supported by Atheros AR300x serial Bluetooth chipsets.
Signed-off-by: NSuraj Sumangala <suraj@atheros.com>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>