From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Paul Kocialkowski <paul.kocialkowski@bootlin.com>,
Maxime Ripard <maxime.ripard@bootlin.com>,
dri-devel@lists.freedesktop.org, Sasha Levin <sashal@kernel.org>
Subject: [PATCH AUTOSEL 4.19 49/81] drm/sun4i: Set device driver data at bind time for use in unbind
Date: Tue, 7 May 2019 01:35:20 -0400 [thread overview]
Message-ID: <20190507053554.30848-49-sashal@kernel.org> (raw)
In-Reply-To: <20190507053554.30848-1-sashal@kernel.org>
From: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
[ Upstream commit 02b92adbe33e6dbd15dc6e32540b22f47c4ff0a2 ]
Our sun4i_drv_unbind gets the drm device using dev_get_drvdata.
However, that driver data is never set in sun4i_drv_bind.
Set it there to avoid getting a NULL pointer at unbind time.
Fixes: 9026e0d122ac ("drm: Add Allwinner A10 Display Engine support")
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190418132727.5128-3-paul.kocialkowski@bootlin.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/sun4i/sun4i_drv.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 8b0cd08034e0..7cac01c72c02 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -92,6 +92,8 @@ static int sun4i_drv_bind(struct device *dev)
ret = -ENOMEM;
goto free_drm;
}
+
+ dev_set_drvdata(dev, drm);
drm->dev_private = drv;
INIT_LIST_HEAD(&drv->frontend_list);
INIT_LIST_HEAD(&drv->engine_list);
--
2.20.1
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next prev parent reply other threads:[~2019-05-07 5:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190507053554.30848-1-sashal@kernel.org>
[not found] ` <20190507053554.30848-1-sashal-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2019-05-07 5:34 ` [PATCH AUTOSEL 4.19 20/81] drm/amd/display: extending AUX SW Timeout Sasha Levin
2019-05-07 5:34 ` [PATCH AUTOSEL 4.19 28/81] drm/amd/display: If one stream full updates, full update all planes Sasha Levin
2019-05-07 5:35 ` Sasha Levin [this message]
2019-05-07 5:35 ` [PATCH AUTOSEL 4.19 50/81] drm/sun4i: Fix component unbinding and component master deletion Sasha Levin
2019-05-07 5:35 ` [PATCH AUTOSEL 4.19 53/81] gpu: ipu-v3: dp: fix CSC handling Sasha Levin
2019-05-07 5:35 ` [PATCH AUTOSEL 4.19 54/81] drm/imx: don't skip DP channel disable for background plane Sasha Levin
2019-05-07 5:35 ` [PATCH AUTOSEL 4.19 59/81] drm/sun4i: Unbind components before releasing DRM and memory Sasha Levin
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