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| author | Tedd Ho-Jeong An <tedd.an@intel.com> | 2021-05-26 20:36:22 +0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2021-06-26 08:12:34 +0300 |
| commit | 02ce2c2c24024aade65a8d91d6a596651eaf2d0a (patch) | |
| tree | 6b13e9ec82a48419bcb6750fce0fbeeb3eb73059 | |
| parent | c32d624640fd2254ec40e76e4a176e75de77ee09 (diff) | |
| download | linux-02ce2c2c24024aade65a8d91d6a596651eaf2d0a.tar.xz | |
Bluetooth: mgmt: Fix the command returns garbage parameter value
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>
| -rw-r--r-- | net/bluetooth/mgmt.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index a81cf1b8b2e8..5616e8afb22e 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -4061,6 +4061,8 @@ 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, |