wifi: mac80211: fix ifdef symbol name

This should of course be CONFIG_, not CPTCFG_, which is an
artifact from working with backports.

Change-Id: I7205d59557ee48d7b4dc2a72a5295ada426c7ce2
Fixes: 9dd1953846c7 ("wifi: nl80211/mac80211: clarify link ID in control port TX")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
1 file changed