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 <[email protected]> --- drivers/hwtracing/coresight/coresight-stm.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c index b908ca104645..673d2f56ed1e 100644 --- a/drivers/hwtracing/coresight/coresight-stm.c +++ b/drivers/hwtracing/coresight/coresight-stm.c @@ -727,8 +727,6 @@ static int acpi_stm_get_stimulus_area(struct device *dev, struct resource *res) struct acpi_device *adev = ACPI_COMPANION(dev); - if (!adev) - return -ENODEV; rc = acpi_dev_get_resources(adev, &res_list, NULL, NULL); if (rc < 0) return rc; -- 2.26.2
