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| author | huhai <huhai@kylinos.cn> | 2022-06-23 16:21:27 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-21 16:15:30 +0300 |
| commit | 931d0a574caffeea977ed71c7520a39412ff5db6 (patch) | |
| tree | d650de7b9aa9842d2a57bf6e0e8767d1f5b14ac8 /drivers/acpi | |
| parent | d257d9b0a44c980bbeae9aef26d0b749852178a1 (diff) | |
| download | linux-931d0a574caffeea977ed71c7520a39412ff5db6.tar.xz | |
ACPI: LPSS: Fix missing check in register_device_clock()
[ Upstream commit b4f1f61ed5928b1128e60e38d0dffa16966f06dc ]
register_device_clock() misses a check for platform_device_register_simple().
Add a check to fix it.
Signed-off-by: huhai <huhai@kylinos.cn>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpi_lpss.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index be73974ce449..6ff81027c69d 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -401,6 +401,9 @@ static int register_device_clock(struct acpi_device *adev, if (!lpss_clk_dev) lpt_register_clock_device(); + if (IS_ERR(lpss_clk_dev)) + return PTR_ERR(lpss_clk_dev); + clk_data = platform_get_drvdata(lpss_clk_dev); if (!clk_data) return -ENODEV; |