[PATCH] PM / QoS: mark expected switch fall-throughs

[Gustavo A. R. Silva]

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
---
This code was compiled with GCC 7.3.0

 kernel/power/qos.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/power/qos.c b/kernel/power/qos.c
index 9d75039..fa39092 100644
--- a/kernel/power/qos.c
+++ b/kernel/power/qos.c
@@ -295,6 +295,7 @@ int pm_qos_update_target(struct pm_qos_constraints *c, 
struct plist_node *node,
                 * changed
                 */
                plist_del(node, &c->list);
+               /* fall through */
        case PM_QOS_ADD_REQ:
                plist_node_init(node, new_value);
                plist_add(node, &c->list);
@@ -367,6 +368,7 @@ bool pm_qos_update_flags(struct pm_qos_flags *pqf,
                break;
        case PM_QOS_UPDATE_REQ:
                pm_qos_flags_remove_req(pqf, req);
+               /* fall through */
        case PM_QOS_ADD_REQ:
                req->flags = val;
                INIT_LIST_HEAD(&req->node);
-- 
2.7.4