From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753485AbdLGRyO (ORCPT ); Thu, 7 Dec 2017 12:54:14 -0500 Received: from fldsmtpe03.verizon.com ([140.108.26.142]:60696 "EHLO fldsmtpe03.verizon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755902AbdLGPsu (ORCPT ); Thu, 7 Dec 2017 10:48:50 -0500 From: alexander.levin@verizon.com Cc: Ross Zwisler , Dan Williams , alexander.levin@verizon.com X-Host: endeavour.tdc.vzwcorp.com To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" Subject: [PATCH AUTOSEL for 4.14 101/135] dev/dax: fix uninitialized variable build warning Thread-Topic: [PATCH AUTOSEL for 4.14 101/135] dev/dax: fix uninitialized variable build warning Thread-Index: AQHTb3J3HL/FPVO8vEq3gbWofOiJ6Q== Date: Thu, 7 Dec 2017 15:45:55 +0000 Message-ID: <20171207154513.4154-101-alexander.levin@verizon.com> References: <20171207154513.4154-1-alexander.levin@verizon.com> In-Reply-To: <20171207154513.4154-1-alexander.levin@verizon.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.144.60.250] Content-Type: text/plain; charset="iso-8859-1" MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by nfs id vB7HsbeC009064 From: Ross Zwisler [ Upstream commit 0a3ff78699d1817e711441715d22665475466036 ] Fix this build warning: warning: 'phys' may be used uninitialized in this function [-Wuninitialized] As reported here: https://lkml.org/lkml/2017/10/16/152 http://kisskb.ellerman.id.au/kisskb/buildresult/13181373/log/ Signed-off-by: Ross Zwisler Signed-off-by: Dan Williams Signed-off-by: Sasha Levin --- drivers/dax/device.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/dax/device.c b/drivers/dax/device.c index 375b99bca002..7b0bf825c4e7 100644 --- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -222,7 +222,8 @@ __weak phys_addr_t dax_pgoff_to_phys(struct dev_dax *dev_dax, pgoff_t pgoff, unsigned long size) { struct resource *res; - phys_addr_t phys; + /* gcc-4.6.3-nolibc for i386 complains that this is uninitialized */ + phys_addr_t uninitialized_var(phys); int i; for (i = 0; i < dev_dax->num_resources; i++) { -- 2.11.0