From patchwork Tue Dec 26 17:33:18 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 10133201 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 109B66037D for ; Tue, 26 Dec 2017 17:34:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EDBBC2DF7E for ; Tue, 26 Dec 2017 17:34:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E26142E10A; Tue, 26 Dec 2017 17:34:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7DE0C2DF7E for ; Tue, 26 Dec 2017 17:34:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751219AbdLZRd1 (ORCPT ); Tue, 26 Dec 2017 12:33:27 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:58117 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750890AbdLZRd0 (ORCPT ); Tue, 26 Dec 2017 12:33:26 -0500 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1eTt6M-0006tA-Lv; Tue, 26 Dec 2017 17:33:18 +0000 From: Colin King To: Kalle Valo , Pavel Machek , Cong Wang , Johannes Berg , "David S . Miller" , linux-wireless@vger.kernel.org, netdev@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] wl1251: check return from call to wl1251_acx_arp_ip_filter Date: Tue, 26 Dec 2017 17:33:18 +0000 Message-Id: <20171226173318.5076-1-colin.king@canonical.com> X-Mailer: git-send-email 2.14.1 MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Colin Ian King Currently the less than zero error check on ret is incorrect as it is checking a far earlier ret assignment rather than the return from the call to wl1251_acx_arp_ip_filter. Fix this by adding in the missing assginment. Detected by CoverityScan, CID#1164835 ("Logically dead code") Fixes: 204cc5c44fb6 ("wl1251: implement hardware ARP filtering") Signed-off-by: Colin Ian King --- drivers/net/wireless/ti/wl1251/main.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c index 6d02c660b4ab..037defd10b91 100644 --- a/drivers/net/wireless/ti/wl1251/main.c +++ b/drivers/net/wireless/ti/wl1251/main.c @@ -1200,8 +1200,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw, WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS); enable = bss_conf->arp_addr_cnt == 1 && bss_conf->assoc; - wl1251_acx_arp_ip_filter(wl, enable, addr); - + ret = wl1251_acx_arp_ip_filter(wl, enable, addr); if (ret < 0) goto out_sleep; }