--- zzzz-none-000/linux-3.10.107/arch/arm/mach-imx/mx31moboard-smartbot.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/arch/arm/mach-imx/mx31moboard-smartbot.c 2021-02-04 17:41:59.000000000 +0000 @@ -28,6 +28,7 @@ #include "board-mx31moboard.h" #include "common.h" #include "devices-imx31.h" +#include "ehci.h" #include "hardware.h" #include "iomux-mx3.h" #include "ulpi.h" @@ -141,10 +142,8 @@ return -ENODEV; pdev = imx31_add_mxc_ehci_otg(&otg_host_pdata); - if (IS_ERR(pdev)) - return PTR_ERR(pdev); - return 0; + return PTR_ERR_OR_ZERO(pdev); } #else static inline int smartbot_otg_host_init(void) { return 0; }