Re: [PATCH v2] drivers: net: Replace acpi_bus_get_device()

From: Jakub Kicinski
Date: Tue Feb 01 2022 - 23:20:26 EST


On Tue, 01 Feb 2022 20:58:36 +0100 Rafael J. Wysocki wrote:
> - struct bgx *bgx = context;
> + struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
> struct device *dev = &bgx->pdev->dev;
> - struct acpi_device *adev;
> + struct bgx *bgx = context;

Compiler says you can't move bgx before dev.

Venturing deeper into the bikesheeding territory but I'd leave the
variable declarations be and move init of adev before the check.
Matter of preference but calling something that needs to be error
checked in variable init breaks the usual

ret = func(some, arguments);
if (ret)
goto explosions;

flow.

> - if (acpi_bus_get_device(handle, &adev))
> + if (!adev)
> goto out;