Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753745AbZAUU4s (ORCPT ); Wed, 21 Jan 2009 15:56:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752535AbZAUU4h (ORCPT ); Wed, 21 Jan 2009 15:56:37 -0500 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:35063 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752001AbZAUU4g (ORCPT ); Wed, 21 Jan 2009 15:56:36 -0500 Date: Wed, 21 Jan 2009 12:56:38 -0800 (PST) Message-Id: <20090121.125638.152447234.davem@davemloft.net> To: ceggers@gmx.de Cc: netdev@vger.kernel.org, torvalds@osdl.org, linux-kernel@vger.kernel.org Subject: Re: [Resubmit] [PATCH] usb/mcs7830: Don't use buffers from stack for USB transfers From: David Miller In-Reply-To: <200901211248.30794.ceggers@gmx.de> References: <200901211248.30794.ceggers@gmx.de> X-Mailer: Mew version 6.1 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 671 Lines: 16 From: Christian Eggers Date: Wed, 21 Jan 2009 12:48:30 +0100 > mcs7830_set_reg() and mcs7830_get_reg() are called with buffers > from stack which must not be used directly for USB transfers. > This causes corruption of the stack particulary on non x86 > architectures because DMA may be used for these transfers. > > Signed-off-by: Christian Eggers Applied, thanks everyone. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/