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Date: Tue, 25 Aug 2020 19:44:03 +0800 From: Yu Kuai <yukuai3@...wei.com> To: <mripard@...nel.org>, <wens@...e.org>, <airlied@...ux.ie>, <daniel@...ll.ch>, <jernej.skrabec@...l.net> CC: <dri-devel@...ts.freedesktop.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <yukuai3@...wei.com>, <yi.zhang@...wei.com> Subject: [PATCH] drm/sun4i: add missing put_device() call in sun8i_r40_tcon_tv_set_mux() If sun8i_r40_tcon_tv_set_mux() succeed, at_dma_xlate() doesn't have a corresponding put_device(). Thus add put_device() to fix the exception handling for this function implementation. Fixes: 0305189afb32 ("drm/sun4i: tcon: Add support for R40 TCON") Signed-off-by: Yu Kuai <yukuai3@...wei.com> --- drivers/gpu/drm/sun4i/sun4i_tcon.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index ced9a8287dd8..e40c542254f6 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -1433,14 +1433,18 @@ static int sun8i_r40_tcon_tv_set_mux(struct sun4i_tcon *tcon, if (IS_ENABLED(CONFIG_DRM_SUN8I_TCON_TOP) && encoder->encoder_type == DRM_MODE_ENCODER_TMDS) { ret = sun8i_tcon_top_set_hdmi_src(&pdev->dev, id); - if (ret) + if (ret) { + put_device(&pdev->dev); return ret; + } } if (IS_ENABLED(CONFIG_DRM_SUN8I_TCON_TOP)) { ret = sun8i_tcon_top_de_config(&pdev->dev, tcon->id, id); - if (ret) + if (ret) { + put_device(&pdev->dev); return ret; + } } return 0; -- 2.25.4
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