From: Tedd Ho-Jeong An tedd.an@intel.com
[ Upstream commit 02ce2c2c24024aade65a8d91d6a596651eaf2d0a ]
When the Get Device Flags command fails, it returns the error status with the parameters filled with the garbage values. Although the parameters are not used, it is better to fill with zero than the random values.
Signed-off-by: Tedd Ho-Jeong An tedd.an@intel.com Signed-off-by: Marcel Holtmann marcel@holtmann.org Signed-off-by: Sasha Levin sashal@kernel.org --- net/bluetooth/mgmt.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 7dfb96946220..31a585fe0c7c 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -4038,6 +4038,8 @@ static int get_device_flags(struct sock *sk, struct hci_dev *hdev, void *data,
hci_dev_lock(hdev);
+ memset(&rp, 0, sizeof(rp)); + if (cp->addr.type == BDADDR_BREDR) { br_params = hci_bdaddr_list_lookup_with_flags(&hdev->whitelist, &cp->addr.bdaddr,