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authorPeter Hurley <peter@hurleysoftware.com>2014-02-09 20:59:21 -0500
committerMarcel Holtmann <marcel@holtmann.org>2014-02-14 13:39:32 -0800
commit5326a4ee982703ddba14a9821fe5cb10d122e1b0 (patch)
treeaf750c07450faef2f74726c00d00f40baf8b9c26 /net/bluetooth/rfcomm
parentfb856e50900a84dd9f8d50d3882eb4a26ba6ea54 (diff)
downloadop-kernel-dev-5326a4ee982703ddba14a9821fe5cb10d122e1b0.zip
op-kernel-dev-5326a4ee982703ddba14a9821fe5cb10d122e1b0.tar.gz
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>
Diffstat (limited to 'net/bluetooth/rfcomm')
-rw-r--r--net/bluetooth/rfcomm/tty.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 375b60d..f6b9f0c 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 */
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