Merge tag 'iio-fixes-4.18a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23...

Jonathan writes:

First set of IIO fixes for the 4.18 cycle.

* bmp280
  - Fix wrong relative humidity unit.
* buffer
  - Fix a function signature to match the function.
* inv_mpu6050
  - Fix a regression in which older ACPI devices won't have working
    interrupts due to lack of information on the interrupt type.
* mma8452
  - Don't ignore data ready interrupt when handling interrupts as will
    look like an unhandled interrupt.
* tsl2x7x/tsl2772
  - Avoid a potential division by zero.