From e8b5aed31355072faac8092ead4938ddec3111fd Mon Sep 17 00:00:00 2001 From: Yuanjun Gong Date: Wed, 26 Jul 2023 21:30:00 +0800 Subject: Bluetooth: nokia: fix value check in nokia_bluetooth_serdev_probe() in nokia_bluetooth_serdev_probe(), check the return value of clk_prepare_enable() and return the error code if clk_prepare_enable() returns an unexpected value. Fixes: 7bb318680e86 ("Bluetooth: add nokia driver") Signed-off-by: Yuanjun Gong Signed-off-by: Luiz Augusto von Dentz --- drivers/bluetooth/hci_nokia.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/bluetooth/hci_nokia.c') diff --git a/drivers/bluetooth/hci_nokia.c b/drivers/bluetooth/hci_nokia.c index 05f7f6de6863..97da0b2bfd17 100644 --- a/drivers/bluetooth/hci_nokia.c +++ b/drivers/bluetooth/hci_nokia.c @@ -734,7 +734,11 @@ static int nokia_bluetooth_serdev_probe(struct serdev_device *serdev) return err; } - clk_prepare_enable(sysclk); + err = clk_prepare_enable(sysclk); + if (err) { + dev_err(dev, "could not enable sysclk: %d", err); + return err; + } btdev->sysclk_speed = clk_get_rate(sysclk); clk_disable_unprepare(sysclk); -- cgit v1.2.3