diff options
| author | Varun Wadekar <vwadekar@nvidia.com> | 2012-05-21 18:30:35 +0530 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 12:09:19 -0700 |
| commit | 794fa47369dbc7670cef5dc6c3d9057ccc0797a6 (patch) | |
| tree | 85612ab88224edad8845d501c689b03e7bed2016 /net/bluetooth | |
| parent | 3ec7cb458d11eb9e5afd1e71a863a09165e98889 (diff) | |
net: bluetooth: check if workqueue handle is valid before use
Change-Id: Ia93a3489669ec762cdaf84c558672320da378e17
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/hci_core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 29297a1d9c1d..ddb320f6865d 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2672,6 +2672,11 @@ int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, BT_DBG("%s opcode 0x%4.4x plen %d", hdev->name, opcode, plen); + if (!hdev->workqueue) { + WARN_ON("hci_send_cmd: workqueue not initialised"); + return -ENOMEM; + } + skb = hci_prepare_cmd(hdev, opcode, plen, param); if (!skb) { BT_ERR("%s no memory for command", hdev->name); |