releases/5.1.6/bluetooth-mediatek-fixed-incorrect-type-in-assignmen.patch

From 085f414b6dfc5160ea73ac89403dcef36325410b Mon Sep 17 00:00:00 2001
From: Sean Wang <sean.wang@mediatek.com>
Date: Tue, 5 Mar 2019 08:14:25 +0800
Subject: Bluetooth: mediatek: Fixed incorrect type in assignment

[ Upstream commit cac63f9b163700fb70a609ad220697c61b797d6b ]

Fixed warning: incorrect type in assignment reported by kbuild test robot.
The detailed warning is shown as below.

make ARCH=x86_64 allmodconfig
make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

All warnings (new ones prefixed by >>):

btmtkuart.c:671:18: sparse:    warning: incorrect type in assignment
			       (different base types)
btmtkuart.c:671:18: sparse:    expected unsigned int [usertype] baudrate
btmtkuart.c:671:18: sparse:    got restricted __le32 [usertype]

sparse warnings: (new ones prefixed by >>)
btmtkuart.c:671:18: sparse: warning: incorrect type in assignment
			       (different base types)
btmtkuart.c:671:18: sparse:    expected unsigned int [usertype] baudrate
btmtkuart.c:671:18: sparse:    got restricted __le32 [usertype]

vim +671 drivers/bluetooth/btmtkuart.c

   659
   660	static int btmtkuart_change_baudrate(struct hci_dev *hdev)
   661	{
   662		struct btmtkuart_dev *bdev = hci_get_drvdata(hdev);
   663		struct btmtk_hci_wmt_params wmt_params;
   664		u32 baudrate;
   665		u8 param;
   666		int err;
   667
   668		/* Indicate the device to enter the probe state the host is
   669		 * ready to change a new baudrate.
   670		 */
 > 671		baudrate = cpu_to_le32(bdev->desired_speed);
   672		wmt_params.op = MTK_WMT_HIF;

Fixes: 22eaf6c9946a ("Bluetooth: mediatek: add support for MediaTek MT7663U and MT7668U UART devices")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/bluetooth/btmtkuart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c
index b0b680dd69f49..f5dbeec8e2748 100644
--- a/drivers/bluetooth/btmtkuart.c
+++ b/drivers/bluetooth/btmtkuart.c
@@ -661,7 +661,7 @@ static int btmtkuart_change_baudrate(struct hci_dev *hdev)
 {
 	struct btmtkuart_dev *bdev = hci_get_drvdata(hdev);
 	struct btmtk_hci_wmt_params wmt_params;
-	u32 baudrate;
+	__le32 baudrate;
 	u8 param;
 	int err;
 
-- 
2.20.1