From: Ilan Peer ilan.peer@intel.com
[ Upstream commit beee246951571cc5452176f3dbfe9aa5a10ba2b9 ]
When custom regulatory was set, only the channels setting was updated, but the regulatory domain was not saved. Fix it by saving it.
Signed-off-by: Ilan Peer ilan.peer@intel.com Signed-off-by: Luca Coelho luciano.coelho@intel.com Link: https://lore.kernel.org/r/iwlwifi.20201129172929.290fa5c5568a.Ic5732aa64de6e... Signed-off-by: Johannes Berg johannes.berg@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- net/wireless/reg.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index c7825b951f725..3427e6e4ce41c 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -2332,6 +2332,7 @@ static void handle_band_custom(struct wiphy *wiphy, void wiphy_apply_custom_regulatory(struct wiphy *wiphy, const struct ieee80211_regdomain *regd) { + const struct ieee80211_regdomain *new_regd, *tmp; enum nl80211_band band; unsigned int bands_set = 0;
@@ -2351,6 +2352,13 @@ void wiphy_apply_custom_regulatory(struct wiphy *wiphy, * on your device's supported bands. */ WARN_ON(!bands_set); + new_regd = reg_copy_regd(regd); + if (IS_ERR(new_regd)) + return; + + tmp = get_wiphy_regdom(wiphy); + rcu_assign_pointer(wiphy->regd, new_regd); + rcu_free_regdom(tmp); } EXPORT_SYMBOL(wiphy_apply_custom_regulatory);