diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2014-02-09 20:59:21 -0500 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2014-02-14 13:39:32 -0800 |
| commit | 5326a4ee982703ddba14a9821fe5cb10d122e1b0 (patch) | |
| tree | af750c07450faef2f74726c00d00f40baf8b9c26 | |
| parent | fb856e50900a84dd9f8d50d3882eb4a26ba6ea54 (diff) | |
| download | linux-5326a4ee982703ddba14a9821fe5cb10d122e1b0.tar.bz2 | |
Bluetooth: Force -EIO from tty read/write if .activate() fails
If rfcomm_dlc_open() fails, set tty into error state which returns
-EIO from reads and writes.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Tested-By: Alexander Holler <holler@ahsoftware.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| -rw-r--r-- | net/bluetooth/rfcomm/tty.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index 375b60dae04d..f6b9f0c4c29e 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -111,8 +111,12 @@ static void rfcomm_dev_destruct(struct tty_port *port) static int rfcomm_dev_activate(struct tty_port *port, struct tty_struct *tty) { struct rfcomm_dev *dev = container_of(port, struct rfcomm_dev, port); + int err; - return rfcomm_dlc_open(dev->dlc, &dev->src, &dev->dst, dev->channel); + err = rfcomm_dlc_open(dev->dlc, &dev->src, &dev->dst, dev->channel); + if (err) + set_bit(TTY_IO_ERROR, &tty->flags); + return err; } /* we block the open until the dlc->state becomes BT_CONNECTED */ |