linux-kernel - [RFC PATCH v4 4/8] drm/rockchip: dw

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Message-Id: <20171017101624.12506-5-jeffy.chen@rock-chips.com>
Date:   Tue, 17 Oct 2017 18:16:20 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org
Cc:     dmitry.torokhov@...il.com, heiko@...ech.de,
        briannorris@...omium.org, rjw@...ysocki.net, dianders@...omium.org,
        tfiga@...omium.org, broonie@...nel.org, seanpaul@...omium.org,
        Jeffy Chen <jeffy.chen@...k-chips.com>,
        Mark Yao <mark.yao@...k-chips.com>,
        dri-devel@...ts.freedesktop.org,
        linux-rockchip@...ts.infradead.org,
        David Airlie <airlied@...ux.ie>,
        linux-arm-kernel@...ts.infradead.org
Subject: [RFC PATCH v4 4/8] drm/rockchip: dw_hdmi: Fix error handling path

Add missing clk_disable_unprepare() in bind()'s error handling path.

Fixes: 12b9f204e804 ("drm: bridge/dw_hdmi: add rockchip rk3288 support")
Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
---

Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 1eb02a82fd91..582283da7861 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -383,8 +383,10 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
 	 * If dw_hdmi_bind() fails we'll never call dw_hdmi_unbind(),
 	 * which would have called the encoder cleanup.  Do it manually.
 	 */
-	if (ret)
+	if (ret) {
 		drm_encoder_cleanup(encoder);
+		clk_disable_unprepare(hdmi->vpll_clk);
+	}
 
 	return ret;
 }
-- 
2.11.0