From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8D66CA00BE; Mon, 28 Oct 2019 15:23:11 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id A92991BF90; Mon, 28 Oct 2019 15:22:23 +0100 (CET) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by dpdk.org (Postfix) with ESMTP id AB31D1BF4C for ; Mon, 28 Oct 2019 15:22:07 +0100 (CET) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id x9SELMZG006374; Mon, 28 Oct 2019 07:22:07 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=pfpt0818; bh=RETDJ72H+sFGrRYB8z/HJt4ON0TykTqv8NA9rJqqQtw=; b=T9IOOAy7GHkbkKQYhFEKxNgfBd0XZOgTqN7CQ6XzHi0/SSlZCerF/YIFsldNi/CUMBtr Dxs0gJ+17Z3gBLRuUNkiwHrakmGRI6fD4/bG3k5IY4PQq5yGIJkYoSc5GGTYUARaX9b8 exZZBOA0k9r85GFHc29EyKyNc6uA3rSqgQJ9hSy8iO3w6ZUeXwEsHBscoeqj5kgHsvZz gdJUXNYsCvzV8CDntB4Bgqi9oaso8BtP5cm1CTMEdAlXA2ACpd7DrmC+0KmTT5GdOTiq 5VnYr0vhFDcMde8BaS3aEJJaYuXw5dvLaEk3CBnVxHIl2i0RfvU9YVPH/ityRWFfGKSu 2A== Received: from sc-exch04.marvell.com ([199.233.58.184]) by mx0b-0016f401.pphosted.com with ESMTP id 2vvnnnwnfg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 28 Oct 2019 07:22:07 -0700 Received: from SC-EXCH01.marvell.com (10.93.176.81) by SC-EXCH04.marvell.com (10.93.176.84) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Mon, 28 Oct 2019 07:22:05 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Mon, 28 Oct 2019 07:22:05 -0700 Received: from amok.marvell.com (unknown [10.95.130.103]) by maili.marvell.com (Postfix) with ESMTP id 40F723F7043; Mon, 28 Oct 2019 07:22:04 -0700 (PDT) From: Andrzej Ostruszka To: , Wenzhuo Lu CC: , Date: Mon, 28 Oct 2019 15:21:42 +0100 Message-ID: <20191028142145.3758-9-aostruszka@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191028142145.3758-1-aostruszka@marvell.com> References: <20191022115412.8837-1-aostruszka@marvell.com> <20191028142145.3758-1-aostruszka@marvell.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,1.0.8 definitions=2019-10-28_05:2019-10-25,2019-10-28 signatures=0 Subject: [dpdk-dev] [PATCH v5 08/11] net/e1000: clean LTO build warnings (maybe-uninitialized) X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" During LTO build compiler reports some 'false positive' warnings about variables being possibly used uninitialized. This patch silences these warnings. Exemplary compiler warning to suppress (with LTO enabled): error: ‘link’ may be used uninitialized in this function [-Werror=maybe-uninitialized] if (link) { Signed-off-by: Andrzej Ostruszka --- drivers/net/e1000/base/e1000_82543.c | 2 +- drivers/net/e1000/base/e1000_ich8lan.c | 2 +- drivers/net/e1000/base/e1000_phy.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/e1000/base/e1000_82543.c b/drivers/net/e1000/base/e1000_82543.c index 810899eb6..dfde2a8b9 100644 --- a/drivers/net/e1000/base/e1000_82543.c +++ b/drivers/net/e1000/base/e1000_82543.c @@ -1027,7 +1027,7 @@ STATIC s32 e1000_setup_copper_link_82543(struct e1000_hw *hw) { u32 ctrl; s32 ret_val; - bool link; + bool link = true; DEBUGFUNC("e1000_setup_copper_link_82543"); diff --git a/drivers/net/e1000/base/e1000_ich8lan.c b/drivers/net/e1000/base/e1000_ich8lan.c index accc6ea01..5241cf698 100644 --- a/drivers/net/e1000/base/e1000_ich8lan.c +++ b/drivers/net/e1000/base/e1000_ich8lan.c @@ -5533,7 +5533,7 @@ void e1000_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw) void e1000_gig_downshift_workaround_ich8lan(struct e1000_hw *hw) { s32 ret_val; - u16 reg_data; + u16 reg_data = 0; DEBUGFUNC("e1000_gig_downshift_workaround_ich8lan"); diff --git a/drivers/net/e1000/base/e1000_phy.c b/drivers/net/e1000/base/e1000_phy.c index 7d08f836f..956c06747 100644 --- a/drivers/net/e1000/base/e1000_phy.c +++ b/drivers/net/e1000/base/e1000_phy.c @@ -1664,7 +1664,7 @@ s32 e1000_copper_link_autoneg(struct e1000_hw *hw) s32 e1000_setup_copper_link_generic(struct e1000_hw *hw) { s32 ret_val; - bool link; + bool link = true; DEBUGFUNC("e1000_setup_copper_link_generic"); -- 2.17.1