linux-kernel - [PATCH] drm/cirrus: fix connector leak at unload

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Date:   Fri, 11 Jan 2019 09:02:34 -0500
From:   Rob Clark <robdclark@...il.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     Rob Clark <robdclark@...il.com>, Dave Airlie <airlied@...hat.com>,
        Gerd Hoffmann <kraxel@...hat.com>,
        David Airlie <airlied@...ux.ie>,
        Thierry Reding <treding@...dia.com>,
        Daniel Stone <daniels@...labora.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        YueHaibing <yuehaibing@...wei.com>,
        Rob Clark <rclark@...hat.com>,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] drm/cirrus: fix connector leak at unload

This fixes an '*ERROR* connector VGA-2 leaked!' splat at driver unload.

Signed-off-by: Rob Clark <robdclark@...il.com>
---
Similar case to the issue that was fixed recently in drm/ast

 drivers/gpu/drm/cirrus/cirrus_fbdev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
index 4dd499c7d1ba..bb379ec4c182 100644
--- a/drivers/gpu/drm/cirrus/cirrus_fbdev.c
+++ b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
@@ -256,6 +256,8 @@ static int cirrus_fbdev_destroy(struct drm_device *dev,
 {
 	struct drm_framebuffer *gfb = gfbdev->gfb;
 
+	drm_crtc_force_disable_all(dev);
+
 	drm_fb_helper_unregister_fbi(&gfbdev->helper);
 
 	vfree(gfbdev->sysram);
-- 
2.20.1