From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 60AE0C169C4 for ; Sun, 3 Feb 2019 14:29:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D34B2073D for ; Sun, 3 Feb 2019 14:29:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730909AbfBCO3M (ORCPT ); Sun, 3 Feb 2019 09:29:12 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:55436 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729979AbfBCOUc (ORCPT ); Sun, 3 Feb 2019 09:20:32 -0500 Received: from cable-78.29.236.164.coditel.net ([78.29.236.164] helo=deadeye) by shadbolt.decadent.org.uk with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1gqIdK-0006Jq-OK; Sun, 03 Feb 2019 14:20:30 +0000 Received: from ben by deadeye with local (Exim 4.92-RC4) (envelope-from ) id 1gqI9Y-0006yk-ML; Sun, 03 Feb 2019 14:49:44 +0100 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, Denis Kirjanov , "David S. Miller" , "Dan Carpenter" Date: Sun, 03 Feb 2019 14:45:08 +0100 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) X-Patchwork-Hint: ignore Subject: [PATCH 3.16 108/305] qlcnic: fix a return in qlcnic_dcb_get_capability() In-Reply-To: X-SA-Exim-Connect-IP: 78.29.236.164 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.63-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter commit c94f026fb742b2d3199422751dbc4f6fc0e753d8 upstream. These functions are supposed to return one on failure and zero on success. Returning a zero here could cause uninitialized variable bugs in several of the callers. For example: drivers/scsi/cxgbi/cxgb4i/cxgb4i.c:1660 get_iscsi_dcb_priority() error: uninitialized symbol 'caps'. Fixes: 48365e485275 ("qlcnic: dcb: Add support for CEE Netlink interface.") Signed-off-by: Dan Carpenter Signed-off-by: David S. Miller Signed-off-by: Ben Hutchings --- drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c @@ -883,7 +883,7 @@ static u8 qlcnic_dcb_get_capability(stru struct qlcnic_adapter *adapter = netdev_priv(netdev); if (!test_bit(QLCNIC_DCB_STATE, &adapter->dcb->state)) - return 0; + return 1; switch (capid) { case DCB_CAP_ATTR_PG: