From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Carpenter Date: Fri, 13 Apr 2012 13:37:51 +0000 Subject: [patch] c/r: ipc: uninitialized variable in compat_do_msg_fill() Message-Id: <20120413133751.GA26645@elgon.mountain> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Andrew Morton , Stanislav Kinsbursky Cc: Chris Metcalf , Arnd Bergmann , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org We never initialize "msgp". It's unfortunate that GCC doesn't warn about this. Signed-off-by: Dan Carpenter diff --git a/ipc/compat.c b/ipc/compat.c index 6da376b..0c2ebd0 100644 --- a/ipc/compat.c +++ b/ipc/compat.c @@ -363,7 +363,7 @@ static long compat_do_msg_steal(void __user *dest, struct msg_msg *msg, size_t b long compat_do_msg_fill(void __user *dest, struct msg_msg *msg, size_t bufsz) { - struct compat_msgbuf __user *msgp; + struct compat_msgbuf __user *msgp = dest; size_t msgsz; if (put_user(msg->m_type, &msgp->mtype)) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757380Ab2DMNiN (ORCPT ); Fri, 13 Apr 2012 09:38:13 -0400 Received: from acsinet15.oracle.com ([141.146.126.227]:19865 "EHLO acsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755030Ab2DMNiI (ORCPT ); Fri, 13 Apr 2012 09:38:08 -0400 Date: Fri, 13 Apr 2012 16:37:51 +0300 From: Dan Carpenter To: Andrew Morton , Stanislav Kinsbursky Cc: Chris Metcalf , Arnd Bergmann , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [patch] c/r: ipc: uninitialized variable in compat_do_msg_fill() Message-ID: <20120413133751.GA26645@elgon.mountain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) X-Source-IP: ucsinet21.oracle.com [156.151.31.93] X-CT-RefId: str=0001.0A090206.4F882C39.0122,ss=1,re=0.000,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We never initialize "msgp". It's unfortunate that GCC doesn't warn about this. Signed-off-by: Dan Carpenter diff --git a/ipc/compat.c b/ipc/compat.c index 6da376b..0c2ebd0 100644 --- a/ipc/compat.c +++ b/ipc/compat.c @@ -363,7 +363,7 @@ static long compat_do_msg_steal(void __user *dest, struct msg_msg *msg, size_t b long compat_do_msg_fill(void __user *dest, struct msg_msg *msg, size_t bufsz) { - struct compat_msgbuf __user *msgp; + struct compat_msgbuf __user *msgp = dest; size_t msgsz; if (put_user(msg->m_type, &msgp->mtype))