From nobody Mon Apr 27 11:42:23 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 B1C78C43334 for ; Tue, 14 Jun 2022 09:10:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352924AbiFNJJ7 (ORCPT ); Tue, 14 Jun 2022 05:09:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49580 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242985AbiFNJJv (ORCPT ); Tue, 14 Jun 2022 05:09:51 -0400 Received: from hust.edu.cn (mail.hust.edu.cn [202.114.0.240]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 933A84131B for ; Tue, 14 Jun 2022 02:09:50 -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 25E97S3I029619-25E97S3L029619 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 14 Jun 2022 17:07:32 +0800 From: Dongliang Mu To: Larry Finger , Phillip Potter , Greg Kroah-Hartman , Martin Kaiser , Michael Straube , Pavel Skripkin Cc: mudongliang , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH] driver: r8188eu: remove NULL check before vfree Date: Tue, 14 Jun 2022 17:03:30 +0800 Message-Id: <20220614090340.123714-1-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: mudongliang vfree can handle NULL pointer as its argument. According to coccinelle isnullfree check, remove NULL check before vfree operation. Signed-off-by: mudongliang --- drivers/staging/r8188eu/os_dep/usb_intf.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8= 188eu/os_dep/usb_intf.c index 68869c5daeff..bd1c8b4b5c4b 100644 --- a/drivers/staging/r8188eu/os_dep/usb_intf.c +++ b/drivers/staging/r8188eu/os_dep/usb_intf.c @@ -372,8 +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) - vfree(padapter); + vfree(padapter); =20 return NULL; } --=20 2.35.1