From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH 1/3] IB/mthca: Delete an unnecessary check before the function call "pci_dev_put" Date: Sat, 23 Jul 2016 12:58:08 +0200 Message-ID: <989c5ce4-4e66-04f1-6c4e-f371337852d7@users.sourceforge.net> 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> <546CE09B.9090101@users.sourceforge.net> <55b7a06e-6bb4-f1bb-e4dd-7812648ecf34@users.sourceforge.net> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <55b7a06e-6bb4-f1bb-e4dd-7812648ecf34@users.sourceforge.net> Sender: linux-kernel-owner@vger.kernel.org To: linux-rdma@vger.kernel.org, Doug Ledford , Hal Rosenstock , Sean Hefty Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall List-Id: linux-rdma@vger.kernel.org From: Markus Elfring Date: Sat, 23 Jul 2016 10:05:12 +0200 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/infiniband/hw/mthca/mthca_reset.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/infiniband/hw/mthca/mthca_reset.c b/drivers/infiniband/hw/mthca/mthca_reset.c index 74c6a94..c521654 100644 --- a/drivers/infiniband/hw/mthca/mthca_reset.c +++ b/drivers/infiniband/hw/mthca/mthca_reset.c @@ -279,8 +279,7 @@ good: } out: - if (bridge) - pci_dev_put(bridge); + pci_dev_put(bridge); kfree(bridge_header); kfree(hca_header); -- 2.9.2