On Fri, Mar 2, 2018 at 1:29 PM, Marcelo Ricardo Leitner
> Note how it is using the irda_start_timer definition from
> include/net/irda/timer.h instead of
> drivers/staging/irda/include/net/irda/timer.h which was patched in
> this patch.
$ git show net-next/master:include/net/irda/iriap.h
fatal: Path 'include/net/irda/iriap.h' does not exist in 'net-next/master'
4.14 moved include/net/irda/iriap.h into the staging directory:
5bf916ee0ab6 ("irda: move include/net/irda into staging subdirectory")
I think you've got a stale copy of the old file in your tree...