From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Thu, 05 Feb 2015 20:45:02 +0000 Subject: [PATCH] uwb/whci: Delete an unnecessary check before the function call "umc_device_unregister" Message-Id: <54D3D64E.6060503@users.sourceforge.net> List-Id: 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> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-usb@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Thu, 5 Feb 2015 21:40:29 +0100 The umc_device_unregister() 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/uwb/whci.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/uwb/whci.c b/drivers/uwb/whci.c index 46b7cfc..c3ee39a 100644 --- a/drivers/uwb/whci.c +++ b/drivers/uwb/whci.c @@ -133,8 +133,7 @@ static void whci_del_cap(struct whci_card *card, int n) { struct umc_dev *umc = card->devs[n]; - if (umc != NULL) - umc_device_unregister(umc); + umc_device_unregister(umc); } static int whci_n_caps(struct pci_dev *pci) -- 2.2.2