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Fri, 1 Oct 2021 12:34:34 +0000 Date: Fri, 1 Oct 2021 15:34:09 +0300 From: Dan Carpenter To: Rob Clark , Archit Taneja Cc: Sean Paul , David Airlie , Daniel Vetter , Dmitry Baryshkov , Abhinav Kumar , Bjorn Andersson , Viresh Kumar , Jonathan Marek , Yangtao Li , Nicolas Boichat , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, kernel-janitors@vger.kernel.org Subject: [PATCH 2/3] drm/msm/dsi: fix off by one in dsi_bus_clk_enable error handling Message-ID: <20211001123409.GG2283@kili> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211001123308.GF2283@kili> X-Mailer: git-send-email haha only kidding User-Agent: Mutt/1.10.1 (2018-07-13) X-ClientProxiedBy: ZR0P278CA0028.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:1c::15) To MWHPR1001MB2365.namprd10.prod.outlook.com (2603:10b6:301:2d::28) MIME-Version: 1.0 Received: from kili (62.8.83.99) by ZR0P278CA0028.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:1c::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4566.13 via Frontend Transport; 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Fixes: 6e0eb52eba9e ("drm/msm/dsi: Parse bus clocks from a list") Signed-off-by: Dan Carpenter --- drivers/gpu/drm/msm/dsi/dsi_host.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index e269df285136..c86b5090fae6 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -451,7 +451,7 @@ static int dsi_bus_clk_enable(struct msm_dsi_host *msm_host) return 0; err: - for (; i > 0; i--) + while (--i >= 0) clk_disable_unprepare(msm_host->bus_clks[i]); return ret; -- 2.20.1