From: Peilin Ye <[email protected]> commit 75bbd2ea50ba1c5d9da878a17e92eac02fe0fd3a upstream.
Check `num_rsp` before using it as for-loop counter. Cc: [email protected] Signed-off-by: Peilin Ye <[email protected]> Signed-off-by: Marcel Holtmann <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- net/bluetooth/hci_event.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -2520,7 +2520,7 @@ static void hci_inquiry_result_evt(struc BT_DBG("%s num_rsp %d", hdev->name, num_rsp); - if (!num_rsp) + if (!num_rsp || skb->len < num_rsp * sizeof(*info) + 1) return; if (hci_dev_test_flag(hdev, HCI_PERIODIC_INQ))
