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=-8.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 1BCEEC04AB1 for ; Thu, 9 May 2019 15:23:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E869E2089E for ; Thu, 9 May 2019 15:23:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726701AbfEIPXX (ORCPT ); Thu, 9 May 2019 11:23:23 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:38168 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726187AbfEIPXW (ORCPT ); Thu, 9 May 2019 11:23:22 -0400 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 07D063A0F5A08C8A697D; Thu, 9 May 2019 23:23:20 +0800 (CST) Received: from localhost (10.177.31.96) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.439.0; Thu, 9 May 2019 23:23:13 +0800 From: YueHaibing To: , , CC: , , YueHaibing Subject: [PATCH] scsi: myrs: Fix uninitialized variable Date: Thu, 9 May 2019 23:22:47 +0800 Message-ID: <20190509152247.26164-1-yuehaibing@huawei.com> X-Mailer: git-send-email 2.10.2.windows.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.177.31.96] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org drivers/scsi/myrs.c: In function 'myrs_log_event': drivers/scsi/myrs.c:821:24: warning: 'sshdr.sense_key' may be used uninitialized in this function [-Wmaybe-uninitialized] struct scsi_sense_hdr sshdr; If ev->ev_code is not 0x1C, sshdr.sense_key may be used uninitialized. Fix this by initializing variable 'sshdr' to 0. Fixes: 77266186397c ("scsi: myrs: Add Mylex RAID controller (SCSI interface)") Signed-off-by: YueHaibing --- drivers/scsi/myrs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/myrs.c b/drivers/scsi/myrs.c index b8d54ef..eb0dd56 100644 --- a/drivers/scsi/myrs.c +++ b/drivers/scsi/myrs.c @@ -818,7 +818,7 @@ static void myrs_log_event(struct myrs_hba *cs, struct myrs_event *ev) unsigned char ev_type, *ev_msg; struct Scsi_Host *shost = cs->host; struct scsi_device *sdev; - struct scsi_sense_hdr sshdr; + struct scsi_sense_hdr sshdr = {0}; unsigned char sense_info[4]; unsigned char cmd_specific[4]; -- 2.7.4