From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932403Ab2AJHDa (ORCPT ); Tue, 10 Jan 2012 02:03:30 -0500 Received: from va3ehsobe001.messaging.microsoft.com ([216.32.180.11]:19464 "EHLO VA3EHSOBE008.bigfish.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754533Ab2AJHCQ (ORCPT ); Tue, 10 Jan 2012 02:02:16 -0500 X-SpamScore: 0 X-BigFish: VS0(zzzz1202hzz8275dhz2dhc1ahc1bh87h2a8h668h839h62h) X-Spam-TCS-SCL: 1:0 X-Forefront-Antispam-Report: CIP:70.37.183.190;KIP:(null);UIP:(null);IPV:NLI;H:mail.freescale.net;RD:none;EFVD:NLI X-FB-DOMAIN-IP-MATCH: fail From: Richard Zhao To: , CC: , , , , , , Richard Zhao Subject: [PATCH 5/6] dma/imx-sdma: use num_events to validate event_id0 Date: Tue, 10 Jan 2012 15:01:49 +0800 Message-ID: <1326178910-14044-5-git-send-email-richard.zhao@linaro.org> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1326178910-14044-1-git-send-email-richard.zhao@linaro.org> References: <1326178910-14044-1-git-send-email-richard.zhao@linaro.org> MIME-Version: 1.0 Content-Type: text/plain X-OriginatorOrg: sigmatel.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org event number is not always 32. use num_events for checking instead. Signed-off-by: Richard Zhao --- drivers/dma/imx-sdma.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 015d93f..22fd561 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -723,7 +723,7 @@ static int sdma_config_channel(struct sdma_channel *sdmac) sdmac->per_addr = 0; if (sdmac->event_id0) { - if (sdmac->event_id0 > 32) + if (sdmac->event_id0 >= sdmac->sdma->num_events) return -EINVAL; sdma_event_enable(sdmac, sdmac->event_id0); } -- 1.7.5.4