There is a plan to build the kernel with -Wimplicit-fallthrough and this place in the code produced a warning (W=1).
This commit remove the following warning: kernel/sys.c:1748:6: warning: this statement may fall through [-Wimplicit-fallthrough=] Signed-off-by: Mathieu Malaterre <ma...@debian.org> --- kernel/sys.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/sys.c b/kernel/sys.c index f7eb62eceb24..dc5d9e636d48 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1747,6 +1747,7 @@ void getrusage(struct task_struct *p, int who, struct rusage *r) if (who == RUSAGE_CHILDREN) break; + /* fall through */ case RUSAGE_SELF: thread_group_cputime_adjusted(p, &tgutime, &tgstime); -- 2.19.2