From patchwork Wed Feb 1 16:11:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 13124682 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EC779C05027 for ; Wed, 1 Feb 2023 16:12:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232110AbjBAQMG (ORCPT ); Wed, 1 Feb 2023 11:12:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47996 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232177AbjBAQMC (ORCPT ); Wed, 1 Feb 2023 11:12:02 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7AEE376405 for ; Wed, 1 Feb 2023 08:12:01 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 185166172E for ; Wed, 1 Feb 2023 16:12:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BF4B6C433D2; Wed, 1 Feb 2023 16:11:59 +0000 (UTC) From: Hans Verkuil To: linux-media@vger.kernel.org Cc: Andy Walls , Hans Verkuil Subject: [PATCH 4/8] cx18: fix incorrect input counting Date: Wed, 1 Feb 2023 17:11:49 +0100 Message-Id: <20230201161153.883376-5-hverkuil-cisco@xs4all.nl> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230201161153.883376-1-hverkuil-cisco@xs4all.nl> References: <20230201161153.883376-1-hverkuil-cisco@xs4all.nl> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Hans Verkuil Counting the number of video and audio inputs was wrong if the number of inputs equalled CX18_CARD_MAX_VIDEO_INPUTS or CX18_CARD_MAX_AUDIO_INPUTS. This was a copy-and-paste from the ivtv driver. That driver has been fixed quite a long time ago, but we missed that this driver had the same bug. Signed-off-by: Hans Verkuil --- drivers/media/pci/cx18/cx18-driver.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/pci/cx18/cx18-driver.c b/drivers/media/pci/cx18/cx18-driver.c index 84260972c343..743fcc961374 100644 --- a/drivers/media/pci/cx18/cx18-driver.c +++ b/drivers/media/pci/cx18/cx18-driver.c @@ -771,11 +771,11 @@ static void cx18_init_struct2(struct cx18 *cx) { int i; - for (i = 0; i < CX18_CARD_MAX_VIDEO_INPUTS - 1; i++) + for (i = 0; i < CX18_CARD_MAX_VIDEO_INPUTS; i++) if (cx->card->video_inputs[i].video_type == 0) break; cx->nof_inputs = i; - for (i = 0; i < CX18_CARD_MAX_AUDIO_INPUTS - 1; i++) + for (i = 0; i < CX18_CARD_MAX_AUDIO_INPUTS; i++) if (cx->card->audio_inputs[i].audio_type == 0) break; cx->nof_audio_inputs = i;