From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BA893C07E99 for ; Mon, 12 Jul 2021 06:22:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A25C061178 for ; Mon, 12 Jul 2021 06:22:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235410AbhGLGZB (ORCPT ); Mon, 12 Jul 2021 02:25:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:40462 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234439AbhGLGYH (ORCPT ); Mon, 12 Jul 2021 02:24:07 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id A3FE261158; Mon, 12 Jul 2021 06:20:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626070827; bh=zLF8kdhC88xF/0xeiYo4eqhyTH8GkUmWJAYOwLEiL8Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eJatkjuoIQNEJliP5RCHT3nV5TtIqWpKqdaSC7i7Taedw28hEfZjbzP8PMXtb+u2T 6itvOuJQaem12sBYLJIeyv/Yg2Kn625vNaUzqrR38rr7/P5FIJ35uywUIsCGTb323G cUjafAuP95B1wo8svzVXCrzfyIScdcnKSXu8hNtY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hulk Robot , Zhen Lei , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 5.4 155/348] media: tc358743: Fix error return code in tc358743_probe_of() Date: Mon, 12 Jul 2021 08:08:59 +0200 Message-Id: <20210712060721.624829705@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060659.886176320@linuxfoundation.org> References: <20210712060659.886176320@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Zhen Lei [ Upstream commit a6b1e7093f0a099571fc8836ab4a589633f956a8 ] When the CSI bps per lane is not in the valid range, an appropriate error code -EINVAL should be returned. However, we currently do not explicitly assign this error code to 'ret'. As a result, 0 was incorrectly returned. Fixes: 256148246852 ("[media] tc358743: support probe from device tree") Reported-by: Hulk Robot Signed-off-by: Zhen Lei Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/i2c/tc358743.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c index 114c084c4aec..76c443067ec2 100644 --- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -1973,6 +1973,7 @@ static int tc358743_probe_of(struct tc358743_state *state) bps_pr_lane = 2 * endpoint.link_frequencies[0]; if (bps_pr_lane < 62500000U || bps_pr_lane > 1000000000U) { dev_err(dev, "unsupported bps per lane: %u bps\n", bps_pr_lane); + ret = -EINVAL; goto disable_clk; } -- 2.30.2