linux-kernel - [PATCH] x86: kernel/apb_timer.c: remove unnecessary "if"

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Message-Id: <1358199561-15518-1-git-send-email-dinggnu@gmail.com>
Date:	Mon, 14 Jan 2013 22:39:18 +0100
From:	Cong Ding <dinggnu@...il.com>
To:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Sasha Levin <sasha.levin@...cle.com>,
	linux-kernel@...r.kernel.org
Cc:	Cong Ding <dinggnu@...il.com>
Subject: [PATCH] x86: kernel/apb_timer.c: remove unnecessary "if"

adev has no chance to be NULL, so we don't need to check it. it is also used
before the check in line 241.

Signed-off-by: Cong Ding <dinggnu@...il.com>
---
 arch/x86/kernel/apb_timer.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/apb_timer.c b/arch/x86/kernel/apb_timer.c
index cc74fd0..c9876ef 100644
--- a/arch/x86/kernel/apb_timer.c
+++ b/arch/x86/kernel/apb_timer.c
@@ -240,7 +240,7 @@ static int apbt_cpuhp_notify(struct notifier_block *n,
 		dw_apb_clockevent_pause(adev->timer);
 		if (system_state == SYSTEM_RUNNING) {
 			pr_debug("skipping APBT CPU %lu offline\n", cpu);
-		} else if (adev) {
+		} else {
 			pr_debug("APBT clockevent for cpu %lu offline\n", cpu);
 			dw_apb_clockevent_stop(adev->timer);
 		}
-- 
1.7.9.5

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