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authorAnton Arapov <anton@redhat.com>2012-06-08 12:58:00 +0200
committerAnton Arapov <anton@redhat.com>2012-06-08 12:58:00 +0200
commit6792a3f47a2e42d7164292bf7f1a55cfc4c91652 (patch)
treeb90c002bfbbeaec92f5d8a2383dcabf6524016f7 /net/wireless/reg.c
parentfe2895d3d55146cac65b273c0f83e2c7e543cd0e (diff)
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fedora kernel: b920e9b748c595f970bf80ede7832d39f8d567dav3.4.1-2
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'net/wireless/reg.c')
-rw-r--r--net/wireless/reg.c29
1 files changed, 12 insertions, 17 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index f65feaad155..15f347477a9 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -388,7 +388,15 @@ static void reg_regdb_query(const char *alpha2)
schedule_work(&reg_regdb_work);
}
+
+/* Feel free to add any other sanity checks here */
+static void reg_regdb_size_check(void)
+{
+ /* We should ideally BUILD_BUG_ON() but then random builds would fail */
+ WARN_ONCE(!reg_regdb_size, "db.txt is empty, you should update it...");
+}
#else
+static inline void reg_regdb_size_check(void) {}
static inline void reg_regdb_query(const char *alpha2) {}
#endif /* CONFIG_CFG80211_INTERNAL_REGDB */
@@ -882,23 +890,8 @@ static void handle_channel(struct wiphy *wiphy,
chan->flags = flags | bw_flags | map_regdom_flags(reg_rule->flags);
chan->max_antenna_gain = min(chan->orig_mag,
(int) MBI_TO_DBI(power_rule->max_antenna_gain));
- if (chan->orig_mpwr) {
- /*
- * Devices that have their own custom regulatory domain
- * but also use WIPHY_FLAG_STRICT_REGULATORY will follow the
- * passed country IE power settings.
- */
- if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE &&
- wiphy->flags & WIPHY_FLAG_CUSTOM_REGULATORY &&
- wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY) {
- chan->max_power =
- MBM_TO_DBM(power_rule->max_eirp);
- } else {
- chan->max_power = min(chan->orig_mpwr,
- (int) MBM_TO_DBM(power_rule->max_eirp));
- }
- } else
- chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp);
+ chan->max_reg_power = (int) MBM_TO_DBM(power_rule->max_eirp);
+ chan->max_power = min(chan->max_power, chan->max_reg_power);
}
static void handle_band(struct wiphy *wiphy,
@@ -2337,6 +2330,8 @@ int __init regulatory_init(void)
spin_lock_init(&reg_requests_lock);
spin_lock_init(&reg_pending_beacons_lock);
+ reg_regdb_size_check();
+
cfg80211_regdomain = cfg80211_world_regdom;
user_alpha2[0] = '9';