[PATCH] kernel/sys: annotate implicit fall through

[Mathieu Malaterre]

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 <malat@xxxxxxxxxx>
---
 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