diff options
Diffstat (limited to 'net/wireless/reg.c')
| -rw-r--r-- | net/wireless/reg.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 3dab859641e1..bb72447ad960 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1616,7 +1616,7 @@ static const struct ieee80211_reg_rule * __freq_reg_info(struct wiphy *wiphy, u32 center_freq, u32 min_bw) { const struct ieee80211_regdomain *regd = reg_get_regdomain(wiphy); - const u32 bws[] = {0, 1, 2, 4, 5, 8, 10, 16, 20}; + static const u32 bws[] = {0, 1, 2, 4, 5, 8, 10, 16, 20}; const struct ieee80211_reg_rule *reg_rule; int i = ARRAY_SIZE(bws) - 1; u32 bw; @@ -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); @@ -3616,7 +3624,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd) power_rule = ®_rule->power_rule; if (reg_rule->flags & NL80211_RRF_AUTO_BW) - snprintf(bw, sizeof(bw), "%d KHz, %d KHz AUTO", + snprintf(bw, sizeof(bw), "%d KHz, %u KHz AUTO", freq_range->max_bandwidth_khz, reg_get_max_bandwidth(rd, reg_rule)); else |