Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753163AbcLMDml (ORCPT ); Mon, 12 Dec 2016 22:42:41 -0500 Received: from helcar.hengli.com.au ([209.40.204.226]:37427 "EHLO helcar.apana.org.au" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751180AbcLMDmk (ORCPT ); Mon, 12 Dec 2016 22:42:40 -0500 Date: Tue, 13 Dec 2016 11:42:32 +0800 From: Herbert Xu To: Andy Lutomirski Cc: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Eric Biggers , linux-crypto@vger.kernel.org, Stephan Mueller Subject: Re: [PATCH] crypto: Make a few drivers depend on !VMAP_STACK Message-ID: <20161213034232.GD5601@gondor.apana.org.au> References: <8c273c9c41f51b34bb3115086f1d776895580637.1481575835.git.luto@kernel.org> <5e4b1fdd48e44acd5f3cfa25639b00f5c5906832.1481575835.git.luto@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5e4b1fdd48e44acd5f3cfa25639b00f5c5906832.1481575835.git.luto@kernel.org> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 695 Lines: 19 On Mon, Dec 12, 2016 at 12:55:20PM -0800, Andy Lutomirski wrote: > Eric Biggers found several crypto drivers that point scatterlists at > the stack. These drivers should never load on x86, but, for future > safety, make them depend on !VMAP_STACK. > > No -stable backport should be needed as no released kernel > configuration should be affected. > > Reported-by: Eric Biggers > Signed-off-by: Andy Lutomirski Nack. These drivers are all async and are never used with a stack request. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt