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 962DF3AB48C for ; Tue, 12 May 2026 14:27:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778596050; cv=none; b=rzK/GLF0U5z/Zqp+YinQL5jWEdla01odexO0VGq0A6kCANOYWGn3ClWvHlMA6Qzwow7A5EeW8HEppAGBUisDnxRNdmvFZWejDm2CZ/YPljr/ZyaPft91XQ49MSheskcookx9av7RYIR+ayi25jxAck9SyVLtTfc2IS79jvk18zs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778596050; c=relaxed/simple; bh=HZUKOb6Es6laZiNBTYsFYSLcYxe8w0kw8y7rcSdBulI=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=WyPxYLdsXQmeR4HI5bm9A4AxUr0EvxjtcJqnWclG7KKoWBZNXu8WD/i6RLmLZyl0R/WSqvYG5tk0SlDmZ2x/GpyZeKqCK4izVzseV3h83ylWHXeHFhORoZidxgrr80/p7Ua4nzxsLQiXAy7BmsbuMRBerIykelvgvgtdCvhUL1M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=u/XEBHIw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="u/XEBHIw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EFE31C2BCF5; Tue, 12 May 2026 14:27:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1778596050; bh=HZUKOb6Es6laZiNBTYsFYSLcYxe8w0kw8y7rcSdBulI=; h=Subject:To:Cc:From:Date:From; b=u/XEBHIwx7W8KjFVviGVMpORe7l7+ZV7zhqtGLpnl4PdK0sj0JFdNL+q8C4yqnJFU TItUH7RWHeFw2zMk85K625DaNSuKE7vKzt3Mif4aX6J3JhbfMfRX56dMSb13aw2T/8 mqV9YT3JCU3BGl4UvpJeYc65M6tC+nbO0bqA93dY= Subject: FAILED: patch "[PATCH] power: supply: cw2015: Free allocated workqueue" failed to apply to 6.12-stable tree To: krzysztof.kozlowski@oss.qualcomm.com,andriy.shevchenko@linux.intel.com,sebastian.reichel@collabora.com Cc: From: Date: Tue, 12 May 2026 16:27:24 +0200 Message-ID: <2026051224-helium-chive-b18f@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.12-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.12.y git checkout FETCH_HEAD git cherry-pick -x db254b0b232358ab1aeadebe8d147c99a3569559 # git commit -s git send-email --to '' --in-reply-to '2026051224-helium-chive-b18f@gregkh' --subject-prefix 'PATCH 6.12.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From db254b0b232358ab1aeadebe8d147c99a3569559 Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Thu, 5 Mar 2026 22:45:41 +0100 Subject: [PATCH] power: supply: cw2015: Free allocated workqueue Use devm interface so allocated workqueue will be freed during device removal and error paths, thus fixing a memory leak. Change is not equivalent in the workqueue itself: use non-legacy API which does not set (__WQ_LEGACY | WQ_MEM_RECLAIM). The workqueue is used to read updated data from the battery, thus there is no point to run it for memory reclaim. Cc: stable@vger.kernel.org Fixes: b4c7715c10c1 ("power: supply: add CellWise cw2015 fuel gauge driver") Signed-off-by: Krzysztof Kozlowski Reviewed-by: Andy Shevchenko Link: https://patch.msgid.link/20260305-workqueue-devm-v2-2-66a38741c652@oss.qualcomm.com Signed-off-by: Sebastian Reichel diff --git a/drivers/power/supply/cw2015_battery.c b/drivers/power/supply/cw2015_battery.c index a05dcc4a48f2..286524d2318c 100644 --- a/drivers/power/supply/cw2015_battery.c +++ b/drivers/power/supply/cw2015_battery.c @@ -694,7 +694,8 @@ static int cw_bat_probe(struct i2c_client *client) "No monitored battery, some properties will be missing\n"); } - cw_bat->battery_workqueue = create_singlethread_workqueue("rk_battery"); + cw_bat->battery_workqueue = devm_alloc_ordered_workqueue(&client->dev, + "rk_battery", 0); if (!cw_bat->battery_workqueue) return -ENOMEM;