Commit 3e34b513 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Wolfram Sang
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i2c: acpi: Drop double check for ACPI companion device 



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: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
parent ed2ac811

drivers/i2c/i2c-core-acpi.c

+1 −5
Original line number Diff line number Diff line
@@ -468,16 +468,12 @@ struct notifier_block i2c_acpi_notifier = { 
struct i2c_client *i2c_acpi_new_device(struct device *dev, int index,

				       struct i2c_board_info *info)

{

	struct acpi_device *adev = ACPI_COMPANION(dev);

	struct i2c_acpi_lookup lookup;

	struct i2c_adapter *adapter;

	struct acpi_device *adev;

	LIST_HEAD(resource_list);

	int ret;



	adev = ACPI_COMPANION(dev);

	if (!adev)

		return ERR_PTR(-EINVAL);



	memset(&lookup, 0, sizeof(lookup));

	lookup.info = info;

	lookup.device_handle = acpi_device_handle(adev);