diff options
| author | Gary S. Robertson <gary.robertson@linaro.org> | 2015-09-09 17:04:13 -0500 |
|---|---|---|
| committer | Gary S. Robertson <gary.robertson@linaro.org> | 2015-09-09 17:04:13 -0500 |
| commit | 48ffd0d5e7b2fb6e7d47344320dbeeaf15d6fd5a (patch) | |
| tree | 835283be489a3ea03d0f10ca8dbb00ad55a3cd20 /net/bluetooth/hci_sock.c | |
| parent | aa3ff8e7ce15d756e49141d9aa3f1d9151cda1ca (diff) | |
| parent | d9e292d3ea94ab21f028108527a908e415e856ef (diff) | |
Merge tag 'lsk-v4.1-15.08-rt' of http://git.linaro.org/kernel/linux-linaro-stable into linux-linaro-lng-v4.1-rtlinux-lng-preempt-rt-4.1.5-2015.09
LSK RT 15.08 v4.1
Diffstat (limited to 'net/bluetooth/hci_sock.c')
| -rw-r--r-- | net/bluetooth/hci_sock.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 56f9edbf3d05..e11a5cfda4b1 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -741,10 +741,11 @@ static int hci_sock_bind(struct socket *sock, struct sockaddr *addr, goto done; } - if (test_bit(HCI_UP, &hdev->flags) || - test_bit(HCI_INIT, &hdev->flags) || + if (test_bit(HCI_INIT, &hdev->flags) || hci_dev_test_flag(hdev, HCI_SETUP) || - hci_dev_test_flag(hdev, HCI_CONFIG)) { + hci_dev_test_flag(hdev, HCI_CONFIG) || + (!hci_dev_test_flag(hdev, HCI_AUTO_OFF) && + test_bit(HCI_UP, &hdev->flags))) { err = -EBUSY; hci_dev_put(hdev); goto done; @@ -760,10 +761,21 @@ static int hci_sock_bind(struct socket *sock, struct sockaddr *addr, err = hci_dev_open(hdev->id); if (err) { - hci_dev_clear_flag(hdev, HCI_USER_CHANNEL); - mgmt_index_added(hdev); - hci_dev_put(hdev); - goto done; + if (err == -EALREADY) { + /* In case the transport is already up and + * running, clear the error here. + * + * This can happen when opening an user + * channel and HCI_AUTO_OFF grace period + * is still active. + */ + err = 0; + } else { + hci_dev_clear_flag(hdev, HCI_USER_CHANNEL); + mgmt_index_added(hdev); + hci_dev_put(hdev); + goto done; + } } atomic_inc(&hdev->promisc); |