[  982.006348] ------------[ cut here ]------------
[  982.020099] WARNING: at drivers/base/driver.c:203 sdio_function_cleanup+0x10/0x34 [bcmdhd]()
[  982.032601] Unexpected driver unregister!
[  982.034478] Modules linked in: bcmdhd(-) sunxi_gmac
[  982.046222] [<c0014fd4>] (unwind_backtrace+0x0/0x138) from [<c0035cdc>] (warn_slowpath_common+0x4c/0x64)
[  982.056594] [<c0035cdc>] (warn_slowpath_common+0x4c/0x64) from [<c0035d88>] (warn_slowpath_fmt+0x30/0x40)
[  982.067740] [<c0035d88>] (warn_slowpath_fmt+0x30/0x40) from [<bf00e86c>] (sdio_function_cleanup+0x10/0x34 [bcmdhd])
[  982.080173] [<bf00e86c>] (sdio_function_cleanup+0x10/0x34 [bcmdhd]) from [<bf060058>] (dhd_module_cleanup+0x24/0x44 [bcmdhd])
[  982.091096] [<bf060058>] (dhd_module_cleanup+0x24/0x44 [bcmdhd]) from [<c007d69c>] (sys_delete_module+0x170/0x290)
[  982.100802] [<c007d69c>] (sys_delete_module+0x170/0x290) from [<c000ebc0>] (ret_fast_syscall+0x0/0x30)
[  982.105694] ---[ end trace c24250fa3cbe2d74 ]---
[ 1010.670414] wl_android_wifictrl_func_add: platform_driver_register timeout