Hi Hernán,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on iio/togreg]
[also build test ERROR on v4.16-rc6 next-20180322]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Hern-n-Gonzalez/Move-ad7746-out-of-staging/20180323-163331
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
config: x86_64-randconfig-u0-03231537 (attached as .config)
compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

>> make[5]: *** No rule to make target 'drivers/staging/iio/cdc/ad7746.c', needed by 'drivers/staging/iio/cdc/ad7746.o'.
   make[5]: Target '__build' not remade because of errors.

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