Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.4 10/38] drm: panel: simple: add missing platform_driver_unregister() in panel_simple_init | Date | Tue, 22 Dec 2020 21:24:48 -0500 |
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From: Qinglang Miao <miaoqinglang@huawei.com>
[ Upstream commit f2e66f212a9de04afc2caa5ec79057c0ac75c728 ]
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 <miaoqinglang@huawei.com> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20201031011856.137307-1-miaoqinglang@huawei.com Signed-off-by: Sasha Levin <sashal@kernel.org> --- 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 64b23bdebd1d1..7740772e4d575 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1435,8 +1435,10 @@ 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; -- 2.27.0
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