From: "Gustavo A. R. Silva" <gustavo@xxxxxxxxxxxxxx> Subject: mm/zsmalloc.c: fix fall-through annotation Replace "fallthru" with a proper "fall through" annotation. This fix is part of the ongoing efforts to enabling -Wimplicit-fallthrough Link: http://lkml.kernel.org/r/20181003105114.GA24423@xxxxxxxxxxxxxx Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> Cc: Minchan Kim <minchan@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/zsmalloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/zsmalloc.c~zsmalloc-fix-fall-through-annotation +++ a/mm/zsmalloc.c @@ -418,7 +418,7 @@ static void *zs_zpool_map(void *pool, un case ZPOOL_MM_WO: zs_mm = ZS_MM_WO; break; - case ZPOOL_MM_RW: /* fallthru */ + case ZPOOL_MM_RW: /* fall through */ default: zs_mm = ZS_MM_RW; break; _