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drm/panel: simple: Fix panel_simple_dsi_probe

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[ Upstream commit 7ad9db66fa ]

In case mipi_dsi_attach() fails remove the registered panel to avoid added
panel without corresponding device.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190226081153.31334-1-peter.ujfalusi@ti.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Peter Ujfalusi
2019-02-26 10:11:53 +02:00
committed by Greg Kroah-Hartman
parent 820acbcdca
commit 98350bf52c
1 changed files with 8 additions and 1 deletions
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9
drivers/gpu/drm/panel/panel-simple.c
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@@ -2371,7 +2371,14 @@ static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi)
dsi->format = desc->format;
dsi->lanes = desc->lanes;
return mipi_dsi_attach(dsi);
err = mipi_dsi_attach(dsi);
if (err) {
struct panel_simple *panel = dev_get_drvdata(&dsi->dev);
drm_panel_remove(&panel->base);
}
return err;
}
static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi)