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-rw-r--r--net/wireless/reg.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index f86ee1a6daad..8a99eafa4b62 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -3827,7 +3827,7 @@ static int reg_set_rd_driver(const struct ieee80211_regdomain *rd,
{
const struct ieee80211_regdomain *regd;
const struct ieee80211_regdomain *intersected_rd = NULL;
- const struct ieee80211_regdomain *tmp;
+ const struct ieee80211_regdomain *tmp = NULL;
struct wiphy *request_wiphy;
if (is_world_regdom(rd->alpha2))
@@ -3850,10 +3850,8 @@ static int reg_set_rd_driver(const struct ieee80211_regdomain *rd,
if (!driver_request->intersect) {
ASSERT_RTNL();
wiphy_lock(request_wiphy);
- if (request_wiphy->regd) {
- wiphy_unlock(request_wiphy);
- return -EALREADY;
- }
+ if (request_wiphy->regd)
+ tmp = get_wiphy_regdom(request_wiphy);
regd = reg_copy_regd(rd);
if (IS_ERR(regd)) {
@@ -3862,6 +3860,7 @@ static int reg_set_rd_driver(const struct ieee80211_regdomain *rd,
}
rcu_assign_pointer(request_wiphy->regd, regd);
+ rcu_free_regdom(tmp);
wiphy_unlock(request_wiphy);
reset_regdomains(false, rd);
return 0;