"make oldconfig" from 4.14 (when CONFIG_CFG80211_CERTIFICATION_ONUS is not set) to 4.15-rc, gets into asking lots of new questions, and configuring in unwanted stuff: I'm unsure of my Kconfig skills, but it looks like CFG80211_REQUIRE_SIGNED_REGDB's "default y" needs to be toned down when we don't even have CFG80211_CERTIFICATION_ONUS. Signed-off-by: Hugh Dickins <hughd@xxxxxxxxxx> --- net/wireless/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 4.15-rc8/net/wireless/Kconfig 2017-12-03 10:22:51.928845056 -0800 +++ linux/net/wireless/Kconfig 2018-01-14 19:20:22.595472965 -0800 @@ -89,7 +89,7 @@ config CFG80211_CERTIFICATION_ONUS config CFG80211_REQUIRE_SIGNED_REGDB bool "require regdb signature" if CFG80211_CERTIFICATION_ONUS - default y + default CFG80211_CERTIFICATION_ONUS select SYSTEM_DATA_VERIFICATION help Require that in addition to the "regulatory.db" file a