4996b46107
In dcon_probe(), when platform_device_add() failes to add the device, it jumps to call platform_device_unregister() to remove the device, which is unnecessary. So use platform_device_put() instead. Fixes: 53c43c5ca133 ("Revert "Staging: olpc_dcon: Remove obsolete driver"") Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com> Link: https://lore.kernel.org/r/20201120074932.31871-1-jingxiangfeng@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>