linux-kernel - [tip: perf/urgent] Bluetooth: MGMT: Fix not checking if BT

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Date:   Mon, 19 Oct 2020 17:02:46 -0000
From:   "tip-bot2 for Luiz Augusto von Dentz" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Luiz Augusto von Dentz <luiz.von.dentz@...el.com>,
        Marcel Holtmann <marcel@...tmann.org>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: perf/urgent] Bluetooth: MGMT: Fix not checking if BT_HS is enabled

The following commit has been merged into the perf/urgent branch of tip:

Commit-ID:     a0a91211dd0ac6f24393a2917a258de5aeedb842
Gitweb:        https://git.kernel.org/tip/a0a91211dd0ac6f24393a2917a258de5aeedb842
Author:        Luiz Augusto von Dentz <luiz.von.dentz@...el.com>
AuthorDate:    Thu, 06 Aug 2020 11:17:14 -07:00
Committer:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CommitterDate: Sat, 17 Oct 2020 08:31:21 +02:00

Bluetooth: MGMT: Fix not checking if BT_HS is enabled

commit b560a208cda0297fef6ff85bbfd58a8f0a52a543 upstream.

This checks if BT_HS is enabled relecting it on MGMT_SETTING_HS instead
of always reporting it as supported.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@...el.com>
Signed-off-by: Marcel Holtmann <marcel@...tmann.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 net/bluetooth/mgmt.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 5bbe710..5758ccb 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -782,7 +782,8 @@ static u32 get_supported_settings(struct hci_dev *hdev)
 
 		if (lmp_ssp_capable(hdev)) {
 			settings |= MGMT_SETTING_SSP;
-			settings |= MGMT_SETTING_HS;
+			if (IS_ENABLED(CONFIG_BT_HS))
+				settings |= MGMT_SETTING_HS;
 		}
 
 		if (lmp_sc_capable(hdev))
@@ -1815,6 +1816,10 @@ static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
 
 	bt_dev_dbg(hdev, "sock %p", sk);
 
+	if (!IS_ENABLED(CONFIG_BT_HS))
+		return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
+				       MGMT_STATUS_NOT_SUPPORTED);
+
 	status = mgmt_bredr_support(hdev);
 	if (status)
 		return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status);