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platform/x86: intel_cht_int33fe: Drop double check for ACPI companion device

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acpi_dev_get_resources() does perform the NULL pointer check against
ACPI companion device which is given as function parameter. Thus,
there is no need to duplicate this check in the caller.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2020-05-26 15:53:29 +03:00
parent b3a9e3b962
commit eca6f17620
1 changed files with 6 additions and 8 deletions
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12
drivers/platform/x86/intel_cht_int33fe_common.c
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@ -29,18 +29,16 @@ static int cht_int33fe_i2c_res_filter(struct acpi_resource *ares, void *data)
static int cht_int33fe_count_i2c_clients(struct device *dev)
{
struct acpi_device *adev;
struct acpi_device *adev = ACPI_COMPANION(dev);
LIST_HEAD(resource_list);
int count = 0;
int ret;
adev = ACPI_COMPANION(dev);
if (!adev)
return -EINVAL;
acpi_dev_get_resources(adev, &resource_list,
ret = acpi_dev_get_resources(adev, &resource_list,
cht_int33fe_i2c_res_filter, &count);
acpi_dev_free_resource_list(&resource_list);
if (ret < 0)
return ret;
return count;
}