From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <546E1B21.2070206@users.sourceforge.net> Date: Thu, 20 Nov 2014 17:47:29 +0100 From: SF Markus Elfring MIME-Version: 1.0 To: Bjorn Helgaas , Scott Murray , linux-pci@vger.kernel.org CC: LKML , kernel-janitors@vger.kernel.org, Julia Lawall Subject: [PATCH 1/1] PCI: hotplug: Deletion of an unnecessary check before the function call "pci_dev_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=windows-1252 Sender: linux-kernel-owner@vger.kernel.org List-ID: From: Markus Elfring Date: Thu, 20 Nov 2014 17:42:23 +0100 The pci_dev_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/pci/hotplug/cpci_hotplug_core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/pci/hotplug/cpci_hotplug_core.c b/drivers/pci/hotplug/cpci_hotplug_core.c index e09cf78..82c969b 100644 --- a/drivers/pci/hotplug/cpci_hotplug_core.c +++ b/drivers/pci/hotplug/cpci_hotplug_core.c @@ -211,8 +211,7 @@ static void release_slot(struct hotplug_slot *hotplug_slot) kfree(slot->hotplug_slot->info); kfree(slot->hotplug_slot); - if (slot->dev) - pci_dev_put(slot->dev); + pci_dev_put(slot->dev); kfree(slot); } -- 2.1.3