diff options
| author | Timo Teräs <ext-timo.teras@nokia.com> | 2005-08-10 07:28:21 +0400 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2005-08-30 02:54:58 +0400 |
| commit | 7b9eb9e2099f6f4acd6a36bcd7820d27c3cf5ee3 (patch) | |
| tree | 0cbd3c78723f3a66b9a35c725fa1328ebad28453 /net | |
| parent | 85a1e930bf628700e8e9c166b1f5c1c26d3651cc (diff) | |
| download | linux-7b9eb9e2099f6f4acd6a36bcd7820d27c3cf5ee3.tar.xz | |
[Bluetooth]: Call tty_hangup() when DCD is de-asserted
The RFCOMM layer does not handle properly the de-assertation
of CD signal. It should call tty_hangup() to work properly.
Signed-off-by: Timo Teräs <ext-timo.teras@nokia.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/rfcomm/tty.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index 6304590fd36a..67d9dd6b0fac 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -528,9 +528,14 @@ static void rfcomm_dev_modem_status(struct rfcomm_dlc *dlc, u8 v24_sig) struct rfcomm_dev *dev = dlc->owner; if (!dev) return; - + BT_DBG("dlc %p dev %p v24_sig 0x%02x", dlc, dev, v24_sig); + if ((dev->modem_status & TIOCM_CD) && !(v24_sig & RFCOMM_V24_DV)) { + if (dev->tty && !C_CLOCAL(dev->tty)) + tty_hangup(dev->tty); + } + dev->modem_status = ((v24_sig & RFCOMM_V24_RTC) ? (TIOCM_DSR | TIOCM_DTR) : 0) | ((v24_sig & RFCOMM_V24_RTR) ? (TIOCM_RTS | TIOCM_CTS) : 0) | |