From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 7A562384232; Mon, 27 Apr 2026 07:07:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777273626; cv=none; b=QknA4qa0onBw+Zk4Z16x9pUXNJhWZ1gwLHmoYykNZAqQKMhzWF/LR7n+ogwektrf4T0DE6qCp/TZtzWOumOIOnbxQ4hbzPkEgKGgHDPNgV+F1Dy7nFcC3sR+vR/rK8E09IQQ+K/gQG0yeXCzsqC+fCHbH1oGVBangyCGCr9LYOU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777273626; c=relaxed/simple; bh=DE32e92uHYOIlpoYVLw0H68uGO9loNojkjoUsdSiKI8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Zp0NFvzUDEA3NI72Hd2BgPP7rYkH4StyVNUkJ587uq5saT5o8rPR4lXBRIH2s66p0RnUx700PQN8bepT0XMz4cFL5vbU3Mx6BI0KUO0FJlSiWGpRKnn1+ytYfyvFRIU8krAXMs+bV+ra/vmnuY3AfwNpIzYv1Dkng9SI6w7lXR0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=BS13jtl2; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="BS13jtl2" Received: from [192.168.0.11] (unknown [4.194.122.162]) by linux.microsoft.com (Postfix) with ESMTPSA id 8AB7B20B7169; Mon, 27 Apr 2026 00:06:57 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 8AB7B20B7169 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1777273619; bh=giftQ86SgZqHyZWw3I0V5U91tZwxylDb3voNzLxgeDo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=BS13jtl2GjrbvZ2/GXt+CpSA+U7hfA+dkZ4jfw6jGA4oYh3copnmIQTqTLVo+AR0A M0W5D7CsVkKBv/g0Mx7zShBz/R6T0oYAfwyBx4U9rWIy3/bxW/cNyDKpv7VHTeU572 twRMWTpYnPb9rW6Monv0HgVf0HKPwTZJr+hbhgT8= Message-ID: <32170102-490f-4eb3-bfe5-faa38848129f@linux.microsoft.com> Date: Mon, 27 Apr 2026 12:37:01 +0530 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] cdx: Fix double free when sysfs file creation fails To: "Gupta, Nipun" , nikhil.agarwal@amd.com, abhijit.gangurde@amd.com, puneet.gupta@amd.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org Cc: stable@vger.kernel.org References: <20260320101933.1554416-1-ptsm@linux.microsoft.com> <20260320102117.1554548-1-ptsm@linux.microsoft.com> Content-Language: en-US From: Prasanna Kumar T S M In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Nipun, On 01-04-2026 15:12, Gupta, Nipun wrote: > > > On 20-03-2026 15:51, Prasanna Kumar T S M wrote: >> In cdx_create_res_attr(), if sysfs_create_bin_file() fails, the code >> frees res_attr but doesn't set cdx_dev->res_attr[num] to NULL. This >> leaves a dangling pointer in the array. Then cdx_destroy_res_attr() >> frees the already-freed memory. Fix the double free by initializing >> cdx_dev->res_attr[num] after sysfs_create_bin_file() completes. >> >> Fixes: aeda33ab8160 ("cdx: create sysfs bin files for cdx resources") >> Cc: stable@vger.kernel.org >> Signed-off-by: Prasanna Kumar T S M > > Acked-by: Nipun Gupta I am not able to see this patch in linux-next, although I can see the other patch. Is this patch still on track for merging? Thanks, Prasanna Kumar