Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754982AbXKSS02 (ORCPT ); Mon, 19 Nov 2007 13:26:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751538AbXKSSWQ (ORCPT ); Mon, 19 Nov 2007 13:22:16 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:49256 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752104AbXKSSWO (ORCPT ); Mon, 19 Nov 2007 13:22:14 -0500 Date: Mon, 19 Nov 2007 10:19:03 -0800 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: Justin Forbes , Zwane Mwaikambo , "Theodore Ts'o" , Randy Dunlap , Dave Jones , Chuck Wolber , Chris Wedgwood , Michael Krufky , Chuck Ebbert , Domenico Andreoli , torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Takashi Iwai , Jaroslav Kysela , Maarten Bressers , gentoo kernel Subject: [patch 13/26] ALSA: hdsp - Fix zero division Message-ID: <20071119181903.GN15425@kroah.com> References: <20071119181438.617190424@mini.kroah.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline; filename="alsa-hdsp-fix-zero-division.patch" In-Reply-To: <20071119181746.GA15425@kroah.com> User-Agent: Mutt/1.5.16 (2007-06-09) X-Bad-Reply: References and In-Reply-To but no 'Re:' in Subject. Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1108 Lines: 39 2.6.22-stable review patch. If anyone has any objections, please let us know. ------------------ From: Takashi Iwai patch 2a3988f6d2c5be9d02463097775d1c66a8290527 in mainline. Fix zero-division bug in the calculation dds offset. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela Cc: Maarten Bressers Cc: gentoo kernel Signed-off-by: Greg Kroah-Hartman --- sound/pci/rme9652/hdsp.c | 3 +++ 1 file changed, 3 insertions(+) --- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -3108,6 +3108,9 @@ static int hdsp_dds_offset(struct hdsp * unsigned int dds_value = hdsp->dds_value; int system_sample_rate = hdsp->system_sample_rate; + if (!dds_value) + return 0; + n = DDS_NUMERATOR; /* * dds_value = n / rate -- - 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/