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=-20.2 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, USER_AGENT_GIT autolearn=unavailable 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 C8867C64997 for ; Mon, 19 Jul 2021 16:08:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B920161244 for ; Mon, 19 Jul 2021 16:08:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347429AbhGSP1b (ORCPT ); Mon, 19 Jul 2021 11:27:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:45098 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243557AbhGSOv4 (ORCPT ); Mon, 19 Jul 2021 10:51:56 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 875E46121E; Mon, 19 Jul 2021 15:32:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626708728; bh=cNms/ac6UK9W2T2Q9O7GdGBv0hSXcsudHqSmrEYw310=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WuePi39juBQ9GHhMZ+gMFAn9J86r6gSQ2F0ynSvgAsnAG7f/o02tyci7yJWYP2Tzz wXTvgJTIBmELWQLKScDbsTLcQ+Siahi60Vs04VM790nxr7NB43v2rHr9bqgr4xIxD/ ew7UU7NtkaX/fHVGGfLY/FDJ0kDKOylOaCHutoig= 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 4.19 106/421] media: tc358743: Fix error return code in tc358743_probe_of() Date: Mon, 19 Jul 2021 16:48:37 +0200 Message-Id: <20210719144950.261131110@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210719144946.310399455@linuxfoundation.org> References: <20210719144946.310399455@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: linux-kernel@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 041b16965b96..079b8db4bc48 100644 --- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -1972,6 +1972,7 @@ 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