From patchwork Thu Jan 26 15:06:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 89307 X-Patchwork-Delegate: hverkuil@xs4all.nl Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1pL3qk-00A5da-TR; Thu, 26 Jan 2023 15:07:39 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229817AbjAZPHd (ORCPT + 1 other); Thu, 26 Jan 2023 10:07:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232109AbjAZPH2 (ORCPT ); Thu, 26 Jan 2023 10:07:28 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3AE4B6BBF2 for ; Thu, 26 Jan 2023 07:07:18 -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 ams.source.kernel.org (Postfix) with ESMTPS id CF799B81CC0 for ; Thu, 26 Jan 2023 15:07:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE95BC433EF; Thu, 26 Jan 2023 15:07:14 +0000 (UTC) From: Hans Verkuil To: linux-media@vger.kernel.org Cc: Hans Verkuil , Sakari Ailus Subject: [PATCH 13/17] media: i2c: ov7670: 0 instead of -EINVAL was returned Date: Thu, 26 Jan 2023 16:06:53 +0100 Message-Id: <20230126150657.367921-14-hverkuil-cisco@xs4all.nl> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230126150657.367921-1-hverkuil-cisco@xs4all.nl> References: <20230126150657.367921-1-hverkuil-cisco@xs4all.nl> MIME-Version: 1.0 X-Spam-Status: No, score=-6.7 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.4 (--) X-LSpam-Report: No, score=-2.4 required=5.0 tests=BAYES_00=-1.9,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no If the media bus is unsupported, then return -EINVAL. Instead it returned 'ret' which happened to be 0. This fixes a smatch warning: ov7670.c:1843 ov7670_parse_dt() warn: missing error code? 'ret' Signed-off-by: Hans Verkuil Cc: Sakari Ailus Acked-by: Sakari Ailus --- drivers/media/i2c/ov7670.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c index 27db0a07de1f..b1bb0833571e 100644 --- a/drivers/media/i2c/ov7670.c +++ b/drivers/media/i2c/ov7670.c @@ -1840,7 +1840,7 @@ static int ov7670_parse_dt(struct device *dev, if (bus_cfg.bus_type != V4L2_MBUS_PARALLEL) { dev_err(dev, "Unsupported media bus type\n"); - return ret; + return -EINVAL; } info->mbus_config = bus_cfg.bus.parallel.flags;