From nobody Mon Apr 27 10:18:15 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40969C433EF for ; Tue, 14 Jun 2022 13:34:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242223AbiFNNet (ORCPT ); Tue, 14 Jun 2022 09:34:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243308AbiFNNeo (ORCPT ); Tue, 14 Jun 2022 09:34:44 -0400 Received: from hust.edu.cn (unknown [202.114.0.240]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE5C41C11F for ; Tue, 14 Jun 2022 06:34:43 -0700 (PDT) Received: from localhost.localdomain ([172.16.0.254]) (user=dzm91@hust.edu.cn mech=LOGIN bits=0) by mx1.hust.edu.cn with ESMTP id 25EDWoU6010890-25EDWoU9010890 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 14 Jun 2022 21:32:54 +0800 From: Dongliang Mu To: Larry Finger , Phillip Potter , Greg Kroah-Hartman , Martin Kaiser , Michael Straube , Pavel Skripkin Cc: Dongliang Mu , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v2] driver: r8188eu: remove NULL check before vfree Date: Tue, 14 Jun 2022 21:32:29 +0800 Message-Id: <20220614133239.147076-1-dzm91@hust.edu.cn> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FEAS-AUTH-USER: dzm91@hust.edu.cn Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Dongliang Mu vfree can handle NULL pointer as its argument. According to coccinelle isnullfree check, remove NULL check before vfree operation. Signed-off-by: Dongliang Mu --- v1->v2: fix the logic change in the patch v1 drivers/staging/r8188eu/os_dep/usb_intf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8= 188eu/os_dep/usb_intf.c index 68869c5daeff..cc2b44f60c46 100644 --- a/drivers/staging/r8188eu/os_dep/usb_intf.c +++ b/drivers/staging/r8188eu/os_dep/usb_intf.c @@ -372,7 +372,7 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_pr= iv *dvobj, free_adapter: if (pnetdev) rtw_free_netdev(pnetdev); - else if (padapter) + else vfree(padapter); =20 return NULL; --=20 2.35.1