From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758770AbZA1VOc (ORCPT ); Wed, 28 Jan 2009 16:14:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752032AbZA1VOS (ORCPT ); Wed, 28 Jan 2009 16:14:18 -0500 Received: from ey-out-2122.google.com ([74.125.78.26]:37015 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751714AbZA1VOR (ORCPT ); Wed, 28 Jan 2009 16:14:17 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :content-type:content-transfer-encoding; b=u+DmcP4fw9vvTMOAmBr7EoVZb/P2pND8S/P8fsjgnNXCOuvMGeUDRt3DpZxEpDMOBD cMWrruZSXkeX3BPf6cNuCICXYvGv2H8/UBRImtH2Ximgd19CIBT3D3FtkQEBemvIr0x2 JS1QzaePJO3TUmWoogkmzopYdGz4U8aEuwrrA= Message-ID: <4980CAA9.1060301@gmail.com> Date: Wed, 28 Jan 2009 22:14:17 +0100 From: Roel Kluin User-Agent: Thunderbird 2.0.0.18 (X11/20081105) MIME-Version: 1.0 To: Greg KH CC: lkml Subject: [STAGING] fix verification of memory area Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org fix verification of memory area Signed-off-by: Roel Kluin --- diff --git a/drivers/staging/poch/poch.c b/drivers/staging/poch/poch.c index ec343ef..0d111dd 100644 --- a/drivers/staging/poch/poch.c +++ b/drivers/staging/poch/poch.c @@ -1026,7 +1026,7 @@ static int poch_ioctl(struct inode *inode, struct file *filp, } break; case POCH_IOC_GET_COUNTERS: - if (access_ok(VERIFY_WRITE, argp, sizeof(struct poch_counters))) + if (!access_ok(VERIFY_WRITE, argp, sizeof(struct poch_counters))) return -EFAULT; spin_lock_irq(&channel->counters_lock);