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 2209C1863 for ; Wed, 28 Dec 2022 14:59:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9D24CC433EF; Wed, 28 Dec 2022 14:59:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672239543; bh=OL+cv0St9jMXpPgEbPTLF+0V8YzYFAQojYPsfKnLWLg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hkwzGEXnpzjJUAZsMHSdxvmNh18rpLoHR2Ap84ChK7M26XFPDoe5Oz/yc6h4s2DbM bxV125I4g6T+lGPFWQSWWYuec10/yjshklobIbNf26B0yRS7kgzDsmKtO8rnoOcwHr w5UolYXcXuY/RXfIsSiI8BrBn0YKW1ylZuJAx3ag= 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 5.15 241/731] drm/tegra: Add missing clk_disable_unprepare() in tegra_dc_probe() Date: Wed, 28 Dec 2022 15:35:48 +0100 Message-Id: <20221228144303.548689412@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221228144256.536395940@linuxfoundation.org> References: <20221228144256.536395940@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 a29d64f87563..abb409b08bc6 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -3022,8 +3022,10 @@ 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