From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [patch] isdn/kcapi: return -EFAULT on copy_from_user errors Date: Thu, 03 Jun 2010 03:29:16 -0700 (PDT) Message-ID: <20100603.032916.267394338.davem@davemloft.net> References: <20100603095613.GP5483@bicker> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: isdn@linux-pingi.de, jan.kiszka@web.de, tilman@imap.cc, netdev@vger.kernel.org, kernel-janitors@vger.kernel.org To: error27@gmail.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:50285 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933713Ab0FCK3G (ORCPT ); Thu, 3 Jun 2010 06:29:06 -0400 In-Reply-To: <20100603095613.GP5483@bicker> Sender: netdev-owner@vger.kernel.org List-ID: From: Dan Carpenter Date: Thu, 3 Jun 2010 11:56:13 +0200 > copy_from_user() returns the number of bytes remaining but we should > return -EFAULT here. The error code gets returned to the user. Both > old_capi_manufacturer() and capi20_manufacturer() had other places > that already returned -EFAULT so this won't break anything. > > Signed-off-by: Dan Carpenter Applied.