34 	int ret;  in serial_efi_get_key()  local
38 	ret = priv->con_in->read_key_stroke(priv->con_in, &priv->key);  in serial_efi_get_key()
39 	if (ret == EFI_NOT_READY)  in serial_efi_get_key()
41 	else if (ret != EFI_SUCCESS)  in serial_efi_get_key()
52 	int ret, ch;  in serial_efi_getc()  local
54 	ret = serial_efi_get_key(priv);  in serial_efi_getc()
55 	if (ret)  in serial_efi_getc()
56 		return ret;  in serial_efi_getc()
77 	int ret;  in serial_efi_putc()  local
81 	ret = priv->con_out->output_string(priv->con_out, ucode);  in serial_efi_putc()
82 	if (ret)  in serial_efi_putc()
91 	int ret;  in serial_efi_pending()  local
97 	ret = serial_efi_get_key(priv);  in serial_efi_pending()
98 	if (ret == -EAGAIN)  in serial_efi_pending()
100 	else if (ret)  in serial_efi_pending()
101 		return ret;  in serial_efi_pending()