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 4E25527991E; Wed, 24 Sep 2025 23:45:02 +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=1758757503; cv=none; b=tJATXIiqnIwwYEj9/SW1HrPB4x6+f5jQX7xS7uiE/3zEbkKVpY6s2RPfGyNRlGx9tS2ZDU/f+i6aFet1WMVnYyQ6/GJV9rynaPwnME6t55plO29uXZkrEzS7+Y2HBv/nNtwXjaZUXQnkrWjnIcu57csqJus95MGoUhMQeEzwgpc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758757503; c=relaxed/simple; bh=/ykIodAqhb0Bl6bMCnLbgZ8U4VST8ZzssJpV16F1hnQ=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=bGN+2D6OUrmwiB/Ex4kMwbRdbaEImKSVZ/DhiNQ6ko9kAdT+liX5t/djBxm4n5Pz2Yy+Xcxve3eGlqjWsnCu5IUB4E/p0jX6qkH4/ZIHIF9LWQLcAYql30Z/0jh4BdTClzM+pXZ4BnwejQZKld3xSOjMlKDlPepIGIOd0/9k73s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=m4g6iOFo; 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="m4g6iOFo" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4C6F8C4CEE7; Wed, 24 Sep 2025 23:45:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758757502; bh=/ykIodAqhb0Bl6bMCnLbgZ8U4VST8ZzssJpV16F1hnQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=m4g6iOFoT6zBg59LLJk28blUXjC7uaoH1ZE9d6UJdvVPPgG4tQwKaoI/R8oywJ9L5 /2ZeuaMMEmlnqy44YwDXSp6Ssu3jHSPn+9k28fzJziYihPiF1FbCE/AHtNbZnyUO/s J32dJmW8K2jJ6YjP8oI6/XANKoJSPI4R/pOJW2bN8iRU69UWQyPuojXmkJGvCNF8AI zWQqS7s6hbz/kz8K9yK5jx+Dh4NNC/ftp2egJYeZUATEbDnIouvql5Nk72FWpdzBjp nkzNQgveFFxB9vhD5yH1raMbbxxT7DctPZCVHTf/5Y+es6AAfeOaIYSWQvPykOaWlL G/8e/p2fxtAUQ== Date: Wed, 24 Sep 2025 16:45:01 -0700 From: Jakub Kicinski To: Simon Horman Cc: Deepak Sharma , davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, pwn9uin@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, syzbot+07b635b9c111c566af8b@syzkaller.appspotmail.com Subject: Re: [PATCH] Fix the cleanup on alloc_mpc failure in atm_mpoa_mpoad_attach Message-ID: <20250924164501.23f6e708@kernel.org> In-Reply-To: <20250924184451.GT836419@horms.kernel.org> References: <20250923132427.74242-1-deepak.sharma.472935@gmail.com> <20250924184451.GT836419@horms.kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Wed, 24 Sep 2025 19:44:51 +0100 Simon Horman wrote: > The preferred coding style is: > > if (mpc == NULL) { Or better still: if (!mpc) we tend to avoid comparisons to zero and NULL.