From: Andre Guedes <andre.guedes@openbossa.org>
Date: Wed, 9 Nov 2011 20:14:26 +0000 (-0300)
Subject: Bluetooth: mgmt_stop_discovery_failed()
X-Git-Tag: v3.3-rc1~182^2~44^2~71^2~76
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e6d465cb482935c26cb4065a6ab9ce987c067da3;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git

Bluetooth: mgmt_stop_discovery_failed()

This patches creates mgmt_stop_discovery_failed() which removes
pending MGMT_OP_STOP_DISCOVERY commands and sends proper command
status events.

This patch also fixes the MGMT_OP_STOP_DISCOVERY command leak in
case cancel inquiry fails.

Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
---

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 827beda..1795257 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -941,6 +941,7 @@ int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
 				u8 addr_type, u8 *dev_class, s8 rssi, u8 *eir);
 int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *name);
 int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status);
+int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status);
 int mgmt_discovering(struct hci_dev *hdev, u8 discovering);
 int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr);
 int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 53b2071..dfe6fbc 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -55,8 +55,12 @@ static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb)
 
 	BT_DBG("%s status 0x%x", hdev->name, status);
 
-	if (status)
+	if (status) {
+		hci_dev_lock(hdev);
+		mgmt_stop_discovery_failed(hdev, status);
+		hci_dev_unlock(hdev);
 		return;
+	}
 
 	clear_bit(HCI_INQUIRY, &hdev->flags);
 
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 9fdea98..bd77f54 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2443,6 +2443,21 @@ int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status)
 	return err;
 }
 
+int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status)
+{
+	struct pending_cmd *cmd;
+	int err;
+
+	cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev);
+	if (!cmd)
+		return -ENOENT;
+
+	err = cmd_status(cmd->sk, hdev->id, cmd->opcode, status);
+	mgmt_pending_remove(cmd);
+
+	return err;
+}
+
 int mgmt_discovering(struct hci_dev *hdev, u8 discovering)
 {
 	struct pending_cmd *cmd;