MFD core already cares about failing registration. It will remove successfully
registered devices in case of error. Thus, no need to repeatedly call
mfd_remove_devices().
Fixes: 5829e9b64e65 (mfd: lpc_sch: Accomodate partial population of the MFD devices) Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>