staging: rtl8192e: Put kfree() to end of rtllib_softmac_free()

To reverse order of initialization put kfree() to the end of
rtllib_softmac_free().

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/85b63c62780356af91c30cc63280c5f59cd29210.1695582999.git.philipp.g.hortmann@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>