From: Ilan Peer Date: Sun, 29 Nov 2020 15:30:51 +0000 (+0200) Subject: cfg80211: Save the regulatory domain when setting custom regulatory X-Git-Tag: io_uring-5.11-2020-12-23~79^2~33^2~19 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=beee246951571cc5452176f3dbfe9aa5a10ba2b9;p=linux-block.git cfg80211: Save the regulatory domain when setting custom regulatory 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 Signed-off-by: Luca Coelho Link: https://lore.kernel.org/r/iwlwifi.20201129172929.290fa5c5568a.Ic5732aa64de6ee97ae3578bd5779fc723ba489d1@changeid Signed-off-by: Johannes Berg --- diff --git a/net/wireless/reg.c b/net/wireless/reg.c index c037960e5a1a..bb72447ad960 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -2547,6 +2547,7 @@ 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; @@ -2566,6 +2567,13 @@ 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);