PM: don't use [delayed_]work_pending()

There's no need to test whether a (delayed) work item is pending
before queueing, flushing or cancelling it, so remove work_pending()
tests used in those cases.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

2 files changed, 4 insertions, 7 deletions

diff --git a/kernel/power/autosleep.c b/kernel/power/autosleep.c
index ca304046d9e2..c6422ffeda9a 100644
--- a/kernel/power/autosleep.c
+++ b/kernel/power/autosleep.c
@@ -66,7 +66,7 @@ static DECLARE_WORK(suspend_work, try_to_suspend);
 
 void queue_up_suspend_work(void)
 {
-        if (!work_pending(&suspend_work) && autosleep_state > PM_SUSPEND_ON)
+        if (autosleep_state > PM_SUSPEND_ON)
                 queue_work(autosleep_wq, &suspend_work);
 }
 
diff --git a/kernel/power/qos.c b/kernel/power/qos.c
index 9322ff7eaad6..587dddeebf15 100644
--- a/kernel/power/qos.c
+++ b/kernel/power/qos.c
@@ -359,8 +359,7 @@ void pm_qos_update_request(struct pm_qos_request *req,
                 return;
         }
 
-        if (delayed_work_pending(&req->work))
-                cancel_delayed_work_sync(&req->work);
+        cancel_delayed_work_sync(&req->work);
 
         if (new_value != req->node.prio)
                 pm_qos_update_target(
@@ -386,8 +385,7 @@ void pm_qos_update_request_timeout(struct pm_qos_request *req, s32 new_value,
                  "%s called for unknown object.", __func__))
                 return;
 
-        if (delayed_work_pending(&req->work))
-                cancel_delayed_work_sync(&req->work);
+        cancel_delayed_work_sync(&req->work);
 
         if (new_value != req->node.prio)
                 pm_qos_update_target(
@@ -416,8 +414,7 @@ void pm_qos_remove_request(struct pm_qos_request *req)
                 return;
         }
 
-        if (delayed_work_pending(&req->work))
-                cancel_delayed_work_sync(&req->work);
+        cancel_delayed_work_sync(&req->work);
 
         pm_qos_update_target(pm_qos_array[req->pm_qos_class]->constraints,
                              &req->node, PM_QOS_REMOVE_REQ,