[PATCH AUTOSEL 5.18 80/93] Bluetooth: mgmt: Fix using hci_conn_abort

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From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>

[ Upstream commit 1f7435c8f6558a94f75b408a74140bdcbd0f6dd1 ]

This fixes using hci_conn_abort instead of using hci_conn_abort_sync.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 include/net/bluetooth/hci_sync.h |  2 ++
 net/bluetooth/hci_sync.c         |  3 +--
 net/bluetooth/mgmt.c             | 38 +++++++++++++++++++++++++++++---
 3 files changed, 38 insertions(+), 5 deletions(-)

diff --git a/include/net/bluetooth/hci_sync.h b/include/net/bluetooth/hci_sync.h
index 2492e3b46a8f..544e949b5dbf 100644
--- a/include/net/bluetooth/hci_sync.h
+++ b/include/net/bluetooth/hci_sync.h
@@ -105,4 +105,6 @@ int hci_resume_sync(struct hci_dev *hdev);
 
 struct hci_conn;
 
+int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason);
+
 int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn);
diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index 5c352db71819..fc6b91669327 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -4404,8 +4404,7 @@ static int hci_reject_conn_sync(struct hci_dev *hdev, struct hci_conn *conn,
 				     sizeof(cp), &cp, HCI_CMD_TIMEOUT);
 }
 
-static int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn,
-			       u8 reason)
+int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason)
 {
 	int err;
 
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index ae758ab1b558..5b5bee52e835 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2528,6 +2528,37 @@ static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr,
 			  skip_sk);
 }
 
+static void unpair_device_complete(struct hci_dev *hdev, void *data, int err)
+{
+	struct mgmt_pending_cmd *cmd = data;
+	struct mgmt_cp_unpair_device *cp = cmd->param;
+
+	if (!err)
+		device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk);
+
+	cmd->cmd_complete(cmd, err);
+	mgmt_pending_free(cmd);
+}
+
+static int unpair_device_sync(struct hci_dev *hdev, void *data)
+{
+	struct mgmt_pending_cmd *cmd = data;
+	struct mgmt_cp_unpair_device *cp = cmd->param;
+	struct hci_conn *conn;
+
+	if (cp->addr.type == BDADDR_BREDR)
+		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
+					       &cp->addr.bdaddr);
+	else
+		conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr,
+					       le_addr_type(cp->addr.type));
+
+	if (!conn)
+		return 0;
+
+	return hci_abort_conn_sync(hdev, conn, HCI_ERROR_REMOTE_USER_TERM);
+}
+
 static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
 			 u16 len)
 {
@@ -2638,7 +2669,7 @@ static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
 		goto unlock;
 	}
 
-	cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp,
+	cmd = mgmt_pending_new(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp,
 			       sizeof(*cp));
 	if (!cmd) {
 		err = -ENOMEM;
@@ -2647,9 +2678,10 @@ static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
 
 	cmd->cmd_complete = addr_cmd_complete;
 
-	err = hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM);
+	err = hci_cmd_sync_queue(hdev, unpair_device_sync, cmd,
+				 unpair_device_complete);
 	if (err < 0)
-		mgmt_pending_remove(cmd);
+		mgmt_pending_free(cmd);
 
 unlock:
 	hci_dev_unlock(hdev);
-- 
2.35.1




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