From 309e8863eba750a058354c3c42aa04352bbacb53 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Tue, 26 Feb 2019 10:11:53 +0200 Subject: drm/panel: simple: Fix panel_simple_dsi_probe [ 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 Signed-off-by: Thierry Reding Link: https://patchwork.freedesktop.org/patch/msgid/20190226081153.31334-1-peter.ujfalusi@ti.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/panel/panel-simple.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index f418c002d323..ecad4d7c6cd1 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1389,7 +1389,14 @@ 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) -- cgit v1.2.3