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 E73F01EFF9D; Fri, 4 Apr 2025 15:13:04 +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=1743779585; cv=none; b=OX0UCxTU4ilwz8IcRrbBq4OSlYuTUmix1bzqFU4irCV6J8W7nyQ6CMI7n8lfjgJqa/HWd6ulyaRzoPYqUrE1okhRA3I8hzw7PbdB5BRjCX8Pu5R2YypVUCkqmRbt3ghdnQcrLuO9VeEafKFLkx7Ln6x7oC9schQ1/r2ZTJrG98M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743779585; c=relaxed/simple; bh=FP3tFb7Y7bfvGa0ApcazABFfYZtkfCm210aLvxNGQGo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=V4LChgqJofWv4zrTRXXPilVigi13vYc6H/KzBmea2nawDyPaL9bFGz8ytpwJl5cblhC6VJp4t9N11y4aEmesXIdJDmzYAF2NWqOD6rWmwpKMXoMv1JDTzGFtFB+iV+a1D8D9APOcsgWVTRGL/2N8369g4+w8/bWd6XSPV4DGtPM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gUPQmRq5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="gUPQmRq5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F390CC4CEDD; Fri, 4 Apr 2025 15:13:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743779584; bh=FP3tFb7Y7bfvGa0ApcazABFfYZtkfCm210aLvxNGQGo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gUPQmRq5EXOp+mQwNUabADYpwjaWw+w7ZokORBXILQBS4O84eA2+5q9p7wrXn1LTL JGTQgnVUhgiAzxW+DMk4b0Cc8BrrgKRVntfqBYhyVRnaMNobzueZB5Qdim4GVC7t+L h4TgRmemcobifY1FCComkjQ08o+gaXP9oOgLgabmSLeMFA8JVEhgYeHo0tdrW5ahM0 05A0FB/9/7QcBbFA8TnLbx6wFaTedMXxUsJYjbZXIcrhVO1l+oZjUQfElG2ZSWcBMm YmIEYsdvMpPBnA5gYZDA0MVhMQa9VWg8UXJ8Us650LR1E2Ik17WCxM2j8fraH/d2KL GBCR57oBvKTLQ== Date: Fri, 4 Apr 2025 16:13:00 +0100 From: Lee Jones To: danielt@kernel.org, Henry Martin Cc: jingoohan1@gmail.com, deller@gmx.de, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Baryshkov Subject: Re: (subset) [PATCH v4] backlight: pm8941: Add NULL check in wled_configure() Message-ID: <20250404151300.GD372032@google.com> References: <20250401091647.22784-1-bsdhenrymartin@gmail.com> <174377951404.402191.3996310155954584937.b4-ty@kernel.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <174377951404.402191.3996310155954584937.b4-ty@kernel.org> On Fri, 04 Apr 2025, Lee Jones wrote: > On Tue, 01 Apr 2025 17:16:47 +0800, Henry Martin wrote: > > devm_kasprintf() returns NULL when memory allocation fails. Currently, > > wled_configure() does not check for this case, which results in a NULL > > pointer dereference. > > > > Add NULL check after devm_kasprintf() to prevent this issue. > > > > > > [...] > > Applied, thanks! > > [1/1] backlight: pm8941: Add NULL check in wled_configure() > commit: b0fdeb96ead46de57a6226bc3a3ac7f9b50c0ace Next time, please send subsequent patch versions independently. -- Lee Jones [李琼斯]