linux-kernel - [PATCH 4.4 16/56] Bluetooth: h5: Fix missing dependency on BT_HCIUART

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Message-Id: <20180917213828.634336055@linuxfoundation.org>
Date:   Tue, 18 Sep 2018 00:41:49 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Johan Hedberg <johan.hedberg@...el.com>,
        Marcel Holtmann <marcel@...tmann.org>,
        Sasha Levin <alexander.levin@...rosoft.com>
Subject: [PATCH 4.4 16/56] Bluetooth: h5: Fix missing dependency on BT_HCIUART_SERDEV

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Johan Hedberg <johan.hedberg@...el.com>

[ Upstream commit 6c3711ec64fd23a9abc8aaf59a9429569a6282df ]

This driver was recently updated to use serdev, so add the appropriate
dependency. Without this one can get compiler warnings like this if
CONFIG_SERIAL_DEV_BUS is not enabled:

  CC [M]  drivers/bluetooth/hci_h5.o
drivers/bluetooth/hci_h5.c:934:36: warning: ‘h5_serdev_driver’ defined but not used [-Wunused-variable]
 static struct serdev_device_driver h5_serdev_driver = {
                                    ^~~~~~~~~~~~~~~~

Signed-off-by: Johan Hedberg <johan.hedberg@...el.com>
Signed-off-by: Marcel Holtmann <marcel@...tmann.org>
Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/bluetooth/Kconfig |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -125,6 +125,7 @@ config BT_HCIUART_LL
 config BT_HCIUART_3WIRE
 	bool "Three-wire UART (H5) protocol support"
 	depends on BT_HCIUART
+	depends on BT_HCIUART_SERDEV
 	help
 	  The HCI Three-wire UART Transport Layer makes it possible to
 	  user the Bluetooth HCI over a serial port interface. The HCI