spi: npcm-fiu: simplify the return expression of npcm_fiu_probe()

commit 4c3a14fbc05a09fc369fb68a86cdbf6f441a29f2 upstream

Simplify the return expression.

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Link: https://lore.kernel.org/r/20200921131106.93228-1-miaoqinglang@huawei.com


Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>