serial: max310x: pass return value of spi_register_driver
authorKangjie Lu <kjlu@umn.edu>
Wed, 26 Dec 2018 01:26:19 +0000 (19:26 -0600)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 8 Jan 2019 15:55:42 +0000 (16:55 +0100)
commit51f689cc11333944c7a457f25ec75fcb41e99410
treeab9bdcc0cc67c5d54721383e47d94310c1d7d659
parentdb4a6cbf699a4b11e358621cb22d452c986842ee
serial: max310x: pass return value of spi_register_driver

spi_register_driver() may fail, so let's pass its return value upstream.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/max310x.c