From: Yuanjun Gong Date: Wed, 26 Jul 2023 13:30:00 +0000 (+0800) Subject: Bluetooth: nokia: fix value check in nokia_bluetooth_serdev_probe() X-Git-Tag: v6.6.17~4098^2~129^2~21 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e8b5aed31355072faac8092ead4938ddec3111fd;p=platform%2Fkernel%2Flinux-rpi.git 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 --- diff --git a/drivers/bluetooth/hci_nokia.c b/drivers/bluetooth/hci_nokia.c index 05f7f6d..97da0b2 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);