From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:48762 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754337AbdGYEjj (ORCPT ); Tue, 25 Jul 2017 00:39:39 -0400 Subject: Patch "ftrace: Fix uninitialized variable in match_records()" has been added to the 4.12-stable tree To: dan.carpenter@oracle.com, gregkh@linuxfoundation.org, rostedt@goodmis.org Cc: , From: Date: Mon, 24 Jul 2017 21:39:29 -0700 Message-ID: <15009575692397@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled ftrace: Fix uninitialized variable in match_records() to the 4.12-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: ftrace-fix-uninitialized-variable-in-match_records.patch and it can be found in the queue-4.12 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 2e028c4fe12907f226b8221815f16c2486ad3aa7 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 12 Jul 2017 10:35:57 +0300 Subject: ftrace: Fix uninitialized variable in match_records() From: Dan Carpenter commit 2e028c4fe12907f226b8221815f16c2486ad3aa7 upstream. My static checker complains that if "func" is NULL then "clear_filter" is uninitialized. This seems like it could be true, although it's possible something subtle is happening that I haven't seen. kernel/trace/ftrace.c:3844 match_records() error: uninitialized symbol 'clear_filter'. Link: http://lkml.kernel.org/r/20170712073556.h6tkpjcdzjaozozs@mwanda Fixes: f0a3b154bd7 ("ftrace: Clarify code for mod command") Signed-off-by: Dan Carpenter Signed-off-by: Steven Rostedt (VMware) Signed-off-by: Greg Kroah-Hartman --- kernel/trace/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3665,7 +3665,7 @@ match_records(struct ftrace_hash *hash, int exclude_mod = 0; int found = 0; int ret; - int clear_filter; + int clear_filter = 0; if (func) { func_g.type = filter_parse_regex(func, len, &func_g.search, Patches currently in stable-queue which might be from dan.carpenter@oracle.com are queue-4.12/ftrace-fix-uninitialized-variable-in-match_records.patch queue-4.12/serial-st-asc-potential-error-pointer-dereference.patch queue-4.12/ipmi-ssif-add-missing-unlock-in-error-branch.patch queue-4.12/serial-sh-sci-uninitialized-variables-in-sysfs-files.patch queue-4.12/ovl-fix-random-return-value-on-mount.patch