diff options
| author | Lu Wei <luwei32@huawei.com> | 2020-07-10 12:30:18 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-08-19 09:14:49 +0300 |
| commit | 473a0cdc8529ee271758b770c477418f0fe430c8 (patch) | |
| tree | 2140201efc4489dbefc9c7b7032bcbfe6879fa14 /drivers/platform | |
| parent | d5c4d84c95198da37445918013abd9d6bf9a0e02 (diff) | |
| download | linux-473a0cdc8529ee271758b770c477418f0fe430c8.tar.xz | |
platform/x86: intel-vbtn: Fix return value check in check_acpi_dev()
[ Upstream commit 64dd4a5a7d214a07e3d9f40227ec30ac8ba8796e ]
In the function check_acpi_dev(), if it fails to create
platform device, the return value is ERR_PTR() or NULL.
Thus it must use IS_ERR_OR_NULL() to check return value.
Fixes: 332e081225fc ("intel-vbtn: new driver for Intel Virtual Button")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Lu Wei <luwei32@huawei.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/intel-vbtn.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c index d122f33d43ac..c7c8b432c163 100644 --- a/drivers/platform/x86/intel-vbtn.c +++ b/drivers/platform/x86/intel-vbtn.c @@ -272,7 +272,7 @@ check_acpi_dev(acpi_handle handle, u32 lvl, void *context, void **rv) return AE_OK; if (acpi_match_device_ids(dev, ids) == 0) - if (acpi_create_platform_device(dev, NULL)) + if (!IS_ERR_OR_NULL(acpi_create_platform_device(dev, NULL))) dev_info(&dev->dev, "intel-vbtn: created platform device\n"); |