On Thu, Feb 09, 2023 at 04:43:45AM +0800, kernel test robot wrote: > >> drivers/acpi/mipi.c:205:6: warning: no previous prototype for 'acpi_crs_csi2_alloc_fill_swnodes' [-Wmissing-prototypes] > 205 | void acpi_crs_csi2_alloc_fill_swnodes(size_t ports_count, acpi_handle handle) I was wondering what wast the actual problem here as having no prototype isn't an issue really. The function should have been static, of course. I'll address this in v6, but waiting for other comments for now. -- Sakari Ailus