From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6649E46B5 for ; Mon, 16 Jan 2023 16:16:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E187EC433EF; Mon, 16 Jan 2023 16:16:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1673885795; bh=2N/zyrmvZxVXf9UnfBaY5VptyHvddOnsQozxmqhL+Nc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BFSKRS36Tbdkaf+orxweBmSVFJLvrNVnMgwUCATeI9kXL/n/67ATNSPzvn3g+pd1h /tP5xjRoRL0cONGBgyFYw4cexlJVXb75E9+QvofiJAZ0wbu+X4O9OPiK2swcfXgnMx Ex5rjAcAy1mLxADHl2k9V24iYuQuRJ2PyXBSFd/s= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhang Zekun , Thierry Reding , Sasha Levin Subject: [PATCH 5.4 157/658] drm/tegra: Add missing clk_disable_unprepare() in tegra_dc_probe() Date: Mon, 16 Jan 2023 16:44:05 +0100 Message-Id: <20230116154916.636639693@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230116154909.645460653@linuxfoundation.org> References: <20230116154909.645460653@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Zhang Zekun [ Upstream commit 7ad4384d53c67672a8720cdc2ef638d7d1710ab8 ] Add the missing clk_disable_unprepare() before return from tegra_dc_probe() in the error handling path. Fixes: f68ba6912bd2 ("drm/tegra: dc: Link DC1 to DC0 on Tegra20") Signed-off-by: Zhang Zekun Signed-off-by: Thierry Reding Signed-off-by: Sasha Levin --- drivers/gpu/drm/tegra/dc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index c410221824c1..923899b95c88 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -2458,8 +2458,10 @@ static int tegra_dc_probe(struct platform_device *pdev) usleep_range(2000, 4000); err = reset_control_assert(dc->rst); - if (err < 0) + if (err < 0) { + clk_disable_unprepare(dc->clk); return err; + } usleep_range(2000, 4000); -- 2.35.1