From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.web.de (mout.web.de [212.227.17.12]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 5B8CF1A0A20 for ; Thu, 5 Feb 2015 07:41:28 +1100 (AEDT) Message-ID: <54D282B0.90907@users.sourceforge.net> Date: Wed, 04 Feb 2015 21:36:00 +0100 From: SF Markus Elfring MIME-Version: 1.0 To: Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org Subject: [PATCH] macintosh: Delete an unnecessary check before the function call "of_node_put" References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.sourceforge.net> In-Reply-To: <5317A59D.4@users.sourceforge.net> Content-Type: text/plain; charset=utf-8 Cc: Julia Lawall , kernel-janitors@vger.kernel.org, LKML List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Markus Elfring Date: Wed, 4 Feb 2015 21:32:27 +0100 The of_node_put() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/macintosh/smu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c index 10ae69b..d531f80 100644 --- a/drivers/macintosh/smu.c +++ b/drivers/macintosh/smu.c @@ -557,8 +557,7 @@ int __init smu_init (void) return 0; fail_msg_node: - if (smu->msg_node) - of_node_put(smu->msg_node); + of_node_put(smu->msg_node); fail_db_node: of_node_put(smu->db_node); fail_bootmem: -- 2.2.2