Sorry, forgot to reply to this until Luca's email bumped it up... On Tue, 2016-11-22 at 21:06 +0100, Arend Van Spriel wrote: > Are we? Currently, the minimum is not checked in nl80211, but that > does not say anything about the driver which might validate the > interval as well and return an error. Well, since drivers currently don't return an error (even if they ignore the value!) that *does* change the API. > What made me start looking at this is that in brcmfmac the interval > in the request was ignored and a fixed interval was provisioned in > the device. I wanted to fix that but was not sure if I needed to > check it against our firmware min..max range and what the appropriate > error handling should be. If silently changing what user-space is > requesting is fine for this, I am happy to make it so. Preferably in > nl80211. I think (agreeing with Luca) bumping it up is fine. johannes