From f2e66f212a9de04afc2caa5ec79057c0ac75c728 Mon Sep 17 00:00:00 2001 From: Qinglang Miao Date: Sat, 31 Oct 2020 09:18:56 +0800 Subject: [PATCH] drm: panel: simple: add missing platform_driver_unregister() in panel_simple_init Add the missing platform_driver_unregister() before return from panel_simple_init in the error handling case when failed to register panel_simple_dsi_driver with CONFIG_DRM_MIPI_DSI enabled. Signed-off-by: Qinglang Miao Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20201031011856.137307-1-miaoqinglang@huawei.com --- drivers/gpu/drm/panel/panel-simple.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 1327df0bddbd..372a9bc14a22 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -4675,8 +4675,10 @@ static int __init panel_simple_init(void) if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) { err = mipi_dsi_driver_register(&panel_simple_dsi_driver); - if (err < 0) + if (err < 0) { + platform_driver_unregister(&panel_simple_platform_driver); return err; + } } return 0;