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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37B19C4167B for ; Mon, 6 Nov 2023 16:14:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229642AbjKFQOj (ORCPT ); Mon, 6 Nov 2023 11:14:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46418 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232350AbjKFQOj (ORCPT ); Mon, 6 Nov 2023 11:14:39 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AE7CE191 for ; Mon, 6 Nov 2023 08:14:36 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4D3F2C433C8; Mon, 6 Nov 2023 16:14:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1699287276; bh=+zf+n1lyD0xBmoXXvqnIQanypHhzXmKStM9kAI+tbyg=; h=Date:To:From:Subject:From; b=hU3zinnMnpS4dFDm2tv55fs2bbaBEiB8ReI3GnL7EuRmwWTAos5xF3+2JI8k0zFiR 3KFZ7gx88iu8usRFHQo7mrMX9TgNvJ/rJtLSbAQiztsDP7NJnJWNaA5eUdbydsl45/ sPJ/OGbJLQAt6hjXqp42lAsmJ4OTKufXwN3QLdww= Date: Mon, 06 Nov 2023 08:14:35 -0800 To: mm-commits@vger.kernel.org, sj@kernel.org, dan.carpenter@linaro.org, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-damon-sysfs-eliminate-potential-uninitialized-variable-warning.patch added to mm-hotfixes-unstable branch Message-Id: <20231106161436.4D3F2C433C8@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/damon/sysfs: eliminate potential uninitialized variable warning has been added to the -mm mm-hotfixes-unstable branch. Its filename is mm-damon-sysfs-eliminate-potential-uninitialized-variable-warning.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-sysfs-eliminate-potential-uninitialized-variable-warning.patch This patch will later appear in the mm-hotfixes-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Dan Carpenter Subject: mm/damon/sysfs: eliminate potential uninitialized variable warning Date: Mon, 6 Nov 2023 17:07:40 +0300 The "err" variable is not initialized if damon_target_has_pid(ctx) is false and sys_target->regions->nr is zero. Link: https://lkml.kernel.org/r/739e6aaf-a634-4e33-98a8-16546379ec9f@moroto.mountain Fixes: 0bcd216c4741 ("mm/damon/sysfs: update monitoring target regions for online input commit") Signed-off-by: Dan Carpenter Reviewed-by: SeongJae Park Signed-off-by: Andrew Morton --- mm/damon/sysfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/damon/sysfs.c~mm-damon-sysfs-eliminate-potential-uninitialized-variable-warning +++ a/mm/damon/sysfs.c @@ -1172,7 +1172,7 @@ static int damon_sysfs_update_target(str struct damon_ctx *ctx, struct damon_sysfs_target *sys_target) { - int err; + int err = 0; if (damon_target_has_pid(ctx)) { err = damon_sysfs_update_target_pid(target, sys_target->pid); _ Patches currently in -mm which might be from dan.carpenter@linaro.org are mm-damon-sysfs-eliminate-potential-uninitialized-variable-warning.patch