Check BTMTKSDIO_FUNC_ENABLED flag before doing close to prevent
btmtksdio_close been called twice.
Fixes: c4233afb9a ("Bluetooth: btmtksdio: Prevent enabling interrupts after IRQ handler removal")
Signed-off-by: Chris Lu <chris.lu@xxxxxxxxxxxx>
---
drivers/bluetooth/btmtksdio.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c
index 566c136e83bf..3c66e3ee9834 100644
--- a/drivers/bluetooth/btmtksdio.c
+++ b/drivers/bluetooth/btmtksdio.c
@@ -723,6 +723,10 @@ static int btmtksdio_close(struct hci_dev *hdev)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
+ /* Skip btmtksdio_close if BTMTKSDIO_FUNC_ENABLED isn't set */
+ if (!test_bit(BTMTKSDIO_FUNC_ENABLED, &bdev->tx_state))
+ return 0;
+
sdio_claim_host(bdev->func);
/* Disable interrupt */
--
2.45.2
