linux-kernel - [PATCH 4/5] staging: olpc_dcon: remove unnecessary work pending test

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Date:	Fri, 6 Sep 2013 19:06:41 +0800
From:	Xie XiuQi <xiexiuqi@...wei.com>
To:	Jonathan Cameron <jic23@....ac.uk>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Dmitry Torokhov <dtor@...l.ru>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andres Salomon <dilinger@...ued.net>,
	Chris Ball <cjb@...top.org>,
	Jon Nettleton <jon.nettleton@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Nadia Derbey <Nadia.Derbey@...l.net>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Li Bin <huawei.libin@...wei.com>, Tejun Heo <tj@...nel.org>
Subject: [PATCH 4/5] staging: olpc_dcon: remove unnecessary work pending test

Remove unnecessary work pending test before calling schedule_work().
It has been tested in queue_work_on() already. No functional changed.

Signed-off-by: Xie XiuQi <xiexiuqi@...wei.com>
Cc: Tejun Heo <tj@...nel.org>
---
 drivers/staging/olpc_dcon/olpc_dcon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/olpc_dcon/olpc_dcon.c b/drivers/staging/olpc_dcon/olpc_dcon.c
index 193e1c6..0dfd528 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon.c
@@ -381,7 +381,7 @@ static void dcon_set_source(struct dcon_priv *dcon, int arg)

 	dcon->pending_src = arg;

-	if ((dcon->curr_src != arg) && !work_pending(&dcon->switch_source))
+	if (dcon->curr_src != arg)
 		schedule_work(&dcon->switch_source);
 }

-- 
1.8.2.2



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