diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 47d5056..e49ac9b 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -276,6 +276,8 @@
 
 static bool regdom_changed(const char *alpha2)
 {
+	assert_cfg80211_lock();
+
 	if (!cfg80211_regdomain)
 		return true;
 	if (alpha2_equal(cfg80211_regdomain->alpha2, alpha2))
@@ -830,6 +832,8 @@
 	struct ieee80211_supported_band *sband;
 	struct ieee80211_channel *chan;
 
+	assert_cfg80211_lock();
+
 	sband = wiphy->bands[band];
 	BUG_ON(chan_idx >= sband->n_channels);
 	chan = &sband->channels[chan_idx];
@@ -1042,6 +1046,9 @@
 static int ignore_request(struct wiphy *wiphy, enum reg_set_by set_by,
 			  const char *alpha2)
 {
+
+	assert_cfg80211_lock();
+
 	/* All initial requests are respected */
 	if (!last_request)
 		return 0;
@@ -1122,6 +1129,8 @@
 	bool intersect = false;
 	int r = 0;
 
+	assert_cfg80211_lock();
+
 	r = ignore_request(wiphy, set_by, alpha2);
 
 	if (r == REG_INTERSECT) {
@@ -1217,6 +1226,8 @@
 static bool reg_same_country_ie_hint(struct wiphy *wiphy,
 			u32 country_ie_checksum)
 {
+	assert_cfg80211_lock();
+
 	if (!last_request->wiphy)
 		return false;
 	if (likely(last_request->wiphy != wiphy))
@@ -1583,6 +1594,8 @@
 {
 	int r;
 
+	assert_cfg80211_lock();
+
 	/* Note that this doesn't update the wiphys, this is done below */
 	r = __set_regdom(rd);
 	if (r) {
@@ -1605,6 +1618,8 @@
 /* Caller must hold cfg80211_mutex */
 void reg_device_remove(struct wiphy *wiphy)
 {
+	assert_cfg80211_lock();
+
 	kfree(wiphy->regd);
 	if (!last_request || !last_request->wiphy)
 		return;