From: Peter Ujfalusi <peter.ujfal...@ti.com> [ Upstream commit 7ad9db66fafb0f0ad53fd2a66217105da5ddeffe ]
In case mipi_dsi_attach() fails remove the registered panel to avoid added panel without corresponding device. Signed-off-by: Peter Ujfalusi <peter.ujfal...@ti.com> Signed-off-by: Thierry Reding <tred...@nvidia.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190226081153.31334-1-peter.ujfal...@ti.com Signed-off-by: Sasha Levin <sas...@kernel.org> --- drivers/gpu/drm/panel/panel-simple.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 9e8218f6a3f2..a82358e8fd73 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3038,7 +3038,14 @@ 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) -- 2.20.1
