From: Souptick Joarder <jrdr.linux@xxxxxxxxx> Subject: h8300: remove unused variable Kernel test robot throws below warning -> >> arch/h8300/kernel/setup.c:72:26: warning: Unused variable: region [unusedVariable] struct memblock_region *region; Fixed it by removing unused variable. Link: https://lkml.kernel.org/r/20210602185431.11416-1-jrdr.linux@xxxxxxxxx Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx> Reported-by: kernel test robot <lkp@xxxxxxxxx> Acked-by: Mike Rapoport <rppt@xxxxxxxxxxxxx> Acked-by: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/h8300/kernel/setup.c | 2 -- 1 file changed, 2 deletions(-) --- a/arch/h8300/kernel/setup.c~h8300-remove-unused-variable +++ a/arch/h8300/kernel/setup.c @@ -69,8 +69,6 @@ void __init h8300_fdt_init(void *fdt, ch static void __init bootmem_init(void) { - struct memblock_region *region; - memory_end = memory_start = 0; /* Find main memory where is the kernel */ _