From 42a9bc148960b2c85f9ec5ef1abe3a87e0155c60 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Fri, 4 Jul 2014 16:54:40 +0200 Subject: [PATCH] Bluetooth: Allow reading configuration info when unconfigured Reading the controller configuration information is a valid management command when the controller is unconfigured. Allow this command, but return invalid index on all other commands. Signed-off-by: Marcel Holtmann Signed-off-by: Johan Hedberg --- net/bluetooth/mgmt.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index c7e5d46..766411e 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -5455,12 +5455,18 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) } if (test_bit(HCI_SETUP, &hdev->dev_flags) || - test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) || test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { err = cmd_status(sk, index, opcode, MGMT_STATUS_INVALID_INDEX); goto done; } + + if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) && + opcode != MGMT_OP_READ_CONFIG_INFO) { + err = cmd_status(sk, index, opcode, + MGMT_STATUS_INVALID_INDEX); + goto done; + } } if (opcode >= ARRAY_SIZE(mgmt_handlers) || -- 2.7.4