diff options
| author | Pan Bian <bianpan2016@163.com> | 2021-01-21 00:10:45 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-03 16:44:15 +0100 |
| commit | 9c241b9a671f2e9eb6d85870eb7c6ec46f35d8cc (patch) | |
| tree | 30f8699debb7e20ad6915f6c7dc9a65054cdf921 | |
| parent | 9729dcb127c890b3444d5387eaf3f3ef1058eabc (diff) | |
Bluetooth: Put HCI device if inquiry procedure interrupts
[ Upstream commit 28a758c861ff290e39d4f1ee0aa5df0f0b9a45ee ]
Jump to the label done to decrement the reference count of HCI device
hdev on path that the Inquiry procedure is interrupted.
Fixes: 3e13fa1e1fab ("Bluetooth: Fix hci_inquiry ioctl usage")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | net/bluetooth/hci_core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 4bce3ef2c392..cc905a4e5732 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1372,8 +1372,10 @@ int hci_inquiry(void __user *arg) * cleared). If it is interrupted by a signal, return -EINTR. */ if (wait_on_bit(&hdev->flags, HCI_INQUIRY, - TASK_INTERRUPTIBLE)) - return -EINTR; + TASK_INTERRUPTIBLE)) { + err = -EINTR; + goto done; + } } /* for unlimited number of responses we will use buffer with |