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| author | Yuanjun Gong <ruc_gongyuanjun@163.com> | 2023-07-26 16:30:00 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-09-13 10:42:32 +0300 |
| commit | 9246d9310cd6d8e94219ac9f6c5ace8bb52bc76c (patch) | |
| tree | 348bd3363c46f17ccad27f5fa54dfd19b0caefed /drivers | |
| parent | c4cb61c5f976183c07d16b0071f0c60bc212ef1f (diff) | |
| download | linux-9246d9310cd6d8e94219ac9f6c5ace8bb52bc76c.tar.xz | |
Bluetooth: nokia: fix value check in nokia_bluetooth_serdev_probe()
[ Upstream commit e8b5aed31355072faac8092ead4938ddec3111fd ]
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 <ruc_gongyuanjun@163.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/bluetooth/hci_nokia.c | 6 |
1 files changed, 5 insertions, 1 deletions
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); |