From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3E981FBE0; Mon, 11 Dec 2023 18:30:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="AzLqGfRT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70AF1C433C8; Mon, 11 Dec 2023 18:30:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1702319444; bh=wdbdA8W6ia6uNnpf2o6J2FPxs2bBaI9IWkc3JDurlCI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AzLqGfRT9RtcgQYxAJJUDydtRXEXXyKtpyyy+MUFEZrhPx2fRK/ByJVr7C9zOe8/5 BtYSrtM+9tnFCeYpAczXeA6DwXiqxu6oQcd9uxVnnkz2+eybYgndulNc13p+RrjnFu 2afaSenVUzYKoZpi3u4Fq2kqgM7fxOgUeETn2kiQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dan Carpenter , SeongJae Park , Andrew Morton , Sasha Levin Subject: [PATCH 6.6 077/244] mm/damon/sysfs: eliminate potential uninitialized variable warning Date: Mon, 11 Dec 2023 19:19:30 +0100 Message-ID: <20231211182049.246407681@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231211182045.784881756@linuxfoundation.org> References: <20231211182045.784881756@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter [ Upstream commit 85c2ceaafbd306814a3a4740bf4d95ac26a8b36a ] 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 Signed-off-by: Sasha Levin --- mm/damon/sysfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index faaef5098e264..b317f51dcc987 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1172,7 +1172,7 @@ static int damon_sysfs_update_target(struct damon_target *target, 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); -- 2.42.0