regulatory: code cleanup
authorJohannes Berg <johannes.berg@intel.com>
Mon, 3 Dec 2012 16:21:11 +0000 (17:21 +0100)
committerJohannes Berg <johannes.berg@intel.com>
Thu, 3 Jan 2013 12:01:22 +0000 (13:01 +0100)
Clean up various things like indentation, extra
parentheses, too many/few line breaks, etc.

Acked-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/wireless/nl80211.c
net/wireless/reg.c
net/wireless/reg.h
net/wireless/sme.c

index f45706adaf3411813133704d41a12aa9d1d59712..a19583cf4b6e8b1378a1583e61aa7f2cc2d5ef0c 100644 (file)
@@ -4259,7 +4259,7 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
                dfs_region = nla_get_u8(info->attrs[NL80211_ATTR_DFS_REGION]);
 
        nla_for_each_nested(nl_reg_rule, info->attrs[NL80211_ATTR_REG_RULES],
-                       rem_reg_rules) {
+                           rem_reg_rules) {
                num_rules++;
                if (num_rules > NL80211_MAX_SUPP_REG_RULES)
                        return -EINVAL;
@@ -4273,7 +4273,7 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
        }
 
        size_of_regd = sizeof(struct ieee80211_regdomain) +
-               (num_rules * sizeof(struct ieee80211_reg_rule));
+                      num_rules * sizeof(struct ieee80211_reg_rule);
 
        rd = kzalloc(size_of_regd, GFP_KERNEL);
        if (!rd) {
@@ -4293,10 +4293,10 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
                rd->dfs_region = dfs_region;
 
        nla_for_each_nested(nl_reg_rule, info->attrs[NL80211_ATTR_REG_RULES],
-                       rem_reg_rules) {
+                           rem_reg_rules) {
                nla_parse(tb, NL80211_REG_RULE_ATTR_MAX,
-                       nla_data(nl_reg_rule), nla_len(nl_reg_rule),
-                       reg_rule_policy);
+                         nla_data(nl_reg_rule), nla_len(nl_reg_rule),
+                         reg_rule_policy);
                r = parse_reg_rule(tb, &rd->reg_rules[rule_idx]);
                if (r)
                        goto bad_reg;
@@ -4312,10 +4312,7 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
        BUG_ON(rule_idx != num_rules);
 
        r = set_regdom(rd);
-
-       mutex_unlock(&cfg80211_mutex);
-
-       return r;
+       rd = NULL;
 
  bad_reg:
        mutex_unlock(&cfg80211_mutex);
index cd99d285e8d85da929b346d4c82128e71cf1de74..cf2fb3425a63e67014e06d63312283e7f8a1c8b2 100644 (file)
@@ -48,7 +48,6 @@
 #include <linux/export.h>
 #include <linux/slab.h>
 #include <linux/list.h>
-#include <linux/random.h>
 #include <linux/ctype.h>
 #include <linux/nl80211.h>
 #include <linux/platform_device.h>
@@ -219,18 +218,14 @@ bool is_world_regdom(const char *alpha2)
 {
        if (!alpha2)
                return false;
-       if (alpha2[0] == '0' && alpha2[1] == '0')
-               return true;
-       return false;
+       return alpha2[0] == '0' && alpha2[1] == '0';
 }
 
 static bool is_alpha2_set(const char *alpha2)
 {
        if (!alpha2)
                return false;
-       if (alpha2[0] != 0 && alpha2[1] != 0)
-               return true;
-       return false;
+       return alpha2[0] && alpha2[1];
 }
 
 static bool is_unknown_alpha2(const char *alpha2)
@@ -241,9 +236,7 @@ static bool is_unknown_alpha2(const char *alpha2)
         * Special case where regulatory domain was built by driver
         * but a specific alpha2 cannot be determined
         */
-       if (alpha2[0] == '9' && alpha2[1] == '9')
-               return true;
-       return false;
+       return alpha2[0] == '9' && alpha2[1] == '9';
 }
 
 static bool is_intersected_alpha2(const char *alpha2)
@@ -255,28 +248,21 @@ static bool is_intersected_alpha2(const char *alpha2)
         * result of an intersection between two regulatory domain
         * structures
         */
-       if (alpha2[0] == '9' && alpha2[1] == '8')
-               return true;
-       return false;
+       return alpha2[0] == '9' && alpha2[1] == '8';
 }
 
 static bool is_an_alpha2(const char *alpha2)
 {
        if (!alpha2)
                return false;
-       if (isalpha(alpha2[0]) && isalpha(alpha2[1]))
-               return true;
-       return false;
+       return isalpha(alpha2[0]) && isalpha(alpha2[1]);
 }
 
 static bool alpha2_equal(const char *alpha2_x, const char *alpha2_y)
 {
        if (!alpha2_x || !alpha2_y)
                return false;
-       if (alpha2_x[0] == alpha2_y[0] &&
-               alpha2_x[1] == alpha2_y[1])
-               return true;
-       return false;
+       return alpha2_x[0] == alpha2_y[0] && alpha2_x[1] == alpha2_y[1];
 }
 
 static bool regdom_changes(const char *alpha2)
@@ -285,9 +271,7 @@ static bool regdom_changes(const char *alpha2)
 
        if (!cfg80211_regdomain)
                return true;
-       if (alpha2_equal(cfg80211_regdomain->alpha2, alpha2))
-               return false;
-       return true;
+       return !alpha2_equal(cfg80211_regdomain->alpha2, alpha2);
 }
 
 /*
@@ -301,11 +285,9 @@ static bool is_user_regdom_saved(void)
                return false;
 
        /* This would indicate a mistake on the design */
-       if (WARN((!is_world_regdom(user_alpha2) &&
-                 !is_an_alpha2(user_alpha2)),
+       if (WARN(!is_world_regdom(user_alpha2) && !is_an_alpha2(user_alpha2),
                 "Unexpected user alpha2: %c%c\n",
-                user_alpha2[0],
-                user_alpha2[1]))
+                user_alpha2[0], user_alpha2[1]))
                return false;
 
        return true;
@@ -359,10 +341,10 @@ static void reg_regdb_search(struct work_struct *work)
                                           list);
                list_del(&request->list);
 
-               for (i=0; i<reg_regdb_size; i++) {
+               for (i = 0; i < reg_regdb_size; i++) {
                        curdom = reg_regdb[i];
 
-                       if (!memcmp(request->alpha2, curdom->alpha2, 2)) {
+                       if (alpha2_equal(request->alpha2, curdom->alpha2)) {
                                regdom = reg_copy_regd(curdom);
                                break;
                        }
@@ -456,7 +438,7 @@ static bool is_valid_reg_rule(const struct ieee80211_reg_rule *rule)
        freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
 
        if (freq_range->end_freq_khz <= freq_range->start_freq_khz ||
-                       freq_range->max_bandwidth_khz > freq_diff)
+           freq_range->max_bandwidth_khz > freq_diff)
                return false;
 
        return true;
@@ -514,7 +496,7 @@ static bool reg_does_bw_fit(const struct ieee80211_freq_range *freq_range,
  * regulatory rule support for other "bands".
  **/
 static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
-       u32 freq_khz)
+                             u32 freq_khz)
 {
 #define ONE_GHZ_IN_KHZ 1000000
        /*
@@ -536,10 +518,9 @@ static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
  * Helper for regdom_intersect(), this does the real
  * mathematical intersection fun
  */
-static int reg_rules_intersect(
-       const struct ieee80211_reg_rule *rule1,
-       const struct ieee80211_reg_rule *rule2,
-       struct ieee80211_reg_rule *intersected_rule)
+static int reg_rules_intersect(const struct ieee80211_reg_rule *rule1,
+                              const struct ieee80211_reg_rule *rule2,
+                              struct ieee80211_reg_rule *intersected_rule)
 {
        const struct ieee80211_freq_range *freq_range1, *freq_range2;
        struct ieee80211_freq_range *freq_range;
@@ -556,11 +537,11 @@ static int reg_rules_intersect(
        power_rule = &intersected_rule->power_rule;
 
        freq_range->start_freq_khz = max(freq_range1->start_freq_khz,
-               freq_range2->start_freq_khz);
+                                        freq_range2->start_freq_khz);
        freq_range->end_freq_khz = min(freq_range1->end_freq_khz,
-               freq_range2->end_freq_khz);
+                                      freq_range2->end_freq_khz);
        freq_range->max_bandwidth_khz = min(freq_range1->max_bandwidth_khz,
-               freq_range2->max_bandwidth_khz);
+                                           freq_range2->max_bandwidth_khz);
 
        freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
        if (freq_range->max_bandwidth_khz > freq_diff)
@@ -571,7 +552,7 @@ static int reg_rules_intersect(
        power_rule->max_antenna_gain = min(power_rule1->max_antenna_gain,
                power_rule2->max_antenna_gain);
 
-       intersected_rule->flags = (rule1->flags | rule2->flags);
+       intersected_rule->flags = rule1->flags | rule2->flags;
 
        if (!is_valid_reg_rule(intersected_rule))
                return -EINVAL;
@@ -592,9 +573,9 @@ static int reg_rules_intersect(
  * resulting intersection of rules between rd1 and rd2. We will
  * kzalloc() this structure for you.
  */
-static struct ieee80211_regdomain *regdom_intersect(
-       const struct ieee80211_regdomain *rd1,
-       const struct ieee80211_regdomain *rd2)
+static struct ieee80211_regdomain *
+regdom_intersect(const struct ieee80211_regdomain *rd1,
+                const struct ieee80211_regdomain *rd2)
 {
        int r, size_of_regd;
        unsigned int x, y;
@@ -645,8 +626,7 @@ static struct ieee80211_regdomain *regdom_intersect(
                         * a memcpy()
                         */
                        intersected_rule = &rd->reg_rules[rule_idx];
-                       r = reg_rules_intersect(rule1, rule2,
-                               intersected_rule);
+                       r = reg_rules_intersect(rule1, rule2, intersected_rule);
                        /*
                         * No need to memset here the intersected rule here as
                         * we're not using the stack anymore
@@ -731,9 +711,7 @@ static int freq_reg_info_regd(struct wiphy *wiphy,
                if (!band_rule_found)
                        band_rule_found = freq_in_rule_band(fr, center_freq);
 
-               bw_fits = reg_does_bw_fit(fr,
-                                         center_freq,
-                                         desired_bw_khz);
+               bw_fits = reg_does_bw_fit(fr, center_freq, desired_bw_khz);
 
                if (band_rule_found && bw_fits) {
                        *reg_rule = rr;
@@ -747,17 +725,13 @@ static int freq_reg_info_regd(struct wiphy *wiphy,
        return -EINVAL;
 }
 
-int freq_reg_info(struct wiphy *wiphy,
-                 u32 center_freq,
-                 u32 desired_bw_khz,
+int freq_reg_info(struct wiphy *wiphy, u32 center_freq, u32 desired_bw_khz,
                  const struct ieee80211_reg_rule **reg_rule)
 {
        assert_cfg80211_lock();
-       return freq_reg_info_regd(wiphy,
-                                 center_freq,
-                                 desired_bw_khz,
-                                 reg_rule,
-                                 NULL);
+
+       return freq_reg_info_regd(wiphy, center_freq, desired_bw_khz,
+                                 reg_rule, NULL);
 }
 EXPORT_SYMBOL(freq_reg_info);
 
@@ -795,16 +769,12 @@ static void chan_reg_rule_print_dbg(struct ieee80211_channel *chan,
        else
                snprintf(max_antenna_gain, 32, "%d", power_rule->max_antenna_gain);
 
-       REG_DBG_PRINT("Updating information on frequency %d MHz "
-                     "for a %d MHz width channel with regulatory rule:\n",
-                     chan->center_freq,
-                     KHZ_TO_MHZ(desired_bw_khz));
+       REG_DBG_PRINT("Updating information on frequency %d MHz for a %d MHz width channel with regulatory rule:\n",
+                     chan->center_freq, KHZ_TO_MHZ(desired_bw_khz));
 
        REG_DBG_PRINT("%d KHz - %d KHz @ %d KHz), (%s mBi, %d mBm)\n",
-                     freq_range->start_freq_khz,
-                     freq_range->end_freq_khz,
-                     freq_range->max_bandwidth_khz,
-                     max_antenna_gain,
+                     freq_range->start_freq_khz, freq_range->end_freq_khz,
+                     freq_range->max_bandwidth_khz, max_antenna_gain,
                      power_rule->max_eirp);
 }
 #else
@@ -850,11 +820,8 @@ static void handle_channel(struct wiphy *wiphy,
 
        flags = chan->orig_flags;
 
-       r = freq_reg_info(wiphy,
-                         MHZ_TO_KHZ(chan->center_freq),
-                         desired_bw_khz,
-                         &reg_rule);
-
+       r = freq_reg_info(wiphy, MHZ_TO_KHZ(chan->center_freq),
+                         desired_bw_khz, &reg_rule);
        if (r) {
                /*
                 * We will disable all channels that do not match our
@@ -902,8 +869,9 @@ static void handle_channel(struct wiphy *wiphy,
 
        chan->beacon_found = false;
        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));
+       chan->max_antenna_gain =
+               min_t(int, chan->orig_mag,
+                     MBI_TO_DBI(power_rule->max_antenna_gain));
        chan->max_reg_power = (int) MBM_TO_DBM(power_rule->max_eirp);
        if (chan->orig_mpwr) {
                /*
@@ -922,8 +890,7 @@ static void handle_channel(struct wiphy *wiphy,
                chan->max_power = chan->max_reg_power;
 }
 
-static void handle_band(struct wiphy *wiphy,
-                       enum ieee80211_band band,
+static void handle_band(struct wiphy *wiphy, enum ieee80211_band band,
                        enum nl80211_reg_initiator initiator)
 {
        unsigned int i;
@@ -940,51 +907,48 @@ static bool reg_request_cell_base(struct regulatory_request *request)
 {
        if (request->initiator != NL80211_REGDOM_SET_BY_USER)
                return false;
-       if (request->user_reg_hint_type != NL80211_USER_REG_HINT_CELL_BASE)
-               return false;
-       return true;
+       return request->user_reg_hint_type == NL80211_USER_REG_HINT_CELL_BASE;
 }
 
 bool reg_last_request_cell_base(void)
 {
        bool val;
+
        assert_cfg80211_lock();
 
        mutex_lock(&reg_mutex);
        val = reg_request_cell_base(last_request);
        mutex_unlock(&reg_mutex);
+
        return val;
 }
 
 #ifdef CONFIG_CFG80211_CERTIFICATION_ONUS
-
 /* Core specific check */
 static int reg_ignore_cell_hint(struct regulatory_request *pending_request)
 {
        if (!reg_num_devs_support_basehint)
                return -EOPNOTSUPP;
 
-       if (reg_request_cell_base(last_request)) {
-               if (!regdom_changes(pending_request->alpha2))
-                       return -EALREADY;
-               return 0;
-       }
+       if (reg_request_cell_base(last_request) &&
+           !regdom_changes(pending_request->alpha2))
+               return -EALREADY;
+
        return 0;
 }
 
 /* Device specific check */
 static bool reg_dev_ignore_cell_hint(struct wiphy *wiphy)
 {
-       if (!(wiphy->features & NL80211_FEATURE_CELL_BASE_REG_HINTS))
-               return true;
-       return false;
+       return !(wiphy->features & NL80211_FEATURE_CELL_BASE_REG_HINTS);
 }
 #else
 static int reg_ignore_cell_hint(struct regulatory_request *pending_request)
 {
        return -EOPNOTSUPP;
 }
-static int reg_dev_ignore_cell_hint(struct wiphy *wiphy)
+
+static bool reg_dev_ignore_cell_hint(struct wiphy *wiphy)
 {
        return true;
 }
@@ -995,17 +959,14 @@ static bool ignore_reg_update(struct wiphy *wiphy,
                              enum nl80211_reg_initiator initiator)
 {
        if (!last_request) {
-               REG_DBG_PRINT("Ignoring regulatory request %s since "
-                             "last_request is not set\n",
+               REG_DBG_PRINT("Ignoring regulatory request %s since last_request is not set\n",
                              reg_initiator_name(initiator));
                return true;
        }
 
        if (initiator == NL80211_REGDOM_SET_BY_CORE &&
            wiphy->flags & WIPHY_FLAG_CUSTOM_REGULATORY) {
-               REG_DBG_PRINT("Ignoring regulatory request %s "
-                             "since the driver uses its own custom "
-                             "regulatory domain\n",
+               REG_DBG_PRINT("Ignoring regulatory request %s since the driver uses its own custom regulatory domain\n",
                              reg_initiator_name(initiator));
                return true;
        }
@@ -1017,9 +978,7 @@ static bool ignore_reg_update(struct wiphy *wiphy,
        if (wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY && !wiphy->regd &&
            initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE &&
            !is_world_regdom(last_request->alpha2)) {
-               REG_DBG_PRINT("Ignoring regulatory request %s "
-                             "since the driver requires its own regulatory "
-                             "domain to be set first\n",
+               REG_DBG_PRINT("Ignoring regulatory request %s since the driver requires its own regulatory domain to be set first\n",
                              reg_initiator_name(initiator));
                return true;
        }
@@ -1030,8 +989,7 @@ static bool ignore_reg_update(struct wiphy *wiphy,
        return false;
 }
 
-static void handle_reg_beacon(struct wiphy *wiphy,
-                             unsigned int chan_idx,
+static void handle_reg_beacon(struct wiphy *wiphy, unsigned int chan_idx,
                              struct reg_beacon *reg_beacon)
 {
        struct ieee80211_supported_band *sband;
@@ -1139,16 +1097,14 @@ static void reg_process_beacons(struct wiphy *wiphy)
        wiphy_update_beacon_reg(wiphy);
 }
 
-static bool is_ht40_not_allowed(struct ieee80211_channel *chan)
+static bool is_ht40_allowed(struct ieee80211_channel *chan)
 {
        if (!chan)
-               return true;
+               return false;
        if (chan->flags & IEEE80211_CHAN_DISABLED)
-               return true;
+               return false;
        /* This would happen when regulatory rules disallow HT40 completely */
-       if (IEEE80211_CHAN_NO_HT40 == (chan->flags & (IEEE80211_CHAN_NO_HT40)))
-               return true;
-       return false;
+       return !(chan->flags & IEEE80211_CHAN_NO_HT40);
 }
 
 static void reg_process_ht_flags_channel(struct wiphy *wiphy,
@@ -1166,7 +1122,7 @@ static void reg_process_ht_flags_channel(struct wiphy *wiphy,
        BUG_ON(chan_idx >= sband->n_channels);
        channel = &sband->channels[chan_idx];
 
-       if (is_ht40_not_allowed(channel)) {
+       if (!is_ht40_allowed(channel)) {
                channel->flags |= IEEE80211_CHAN_NO_HT40;
                return;
        }
@@ -1177,6 +1133,7 @@ static void reg_process_ht_flags_channel(struct wiphy *wiphy,
         */
        for (i = 0; i < sband->n_channels; i++) {
                struct ieee80211_channel *c = &sband->channels[i];
+
                if (c->center_freq == (channel->center_freq - 20))
                        channel_before = c;
                if (c->center_freq == (channel->center_freq + 20))
@@ -1188,12 +1145,12 @@ static void reg_process_ht_flags_channel(struct wiphy *wiphy,
         * if that ever changes we also need to change the below logic
         * to include that as well.
         */
-       if (is_ht40_not_allowed(channel_before))
+       if (!is_ht40_allowed(channel_before))
                channel->flags |= IEEE80211_CHAN_NO_HT40MINUS;
        else
                channel->flags &= ~IEEE80211_CHAN_NO_HT40MINUS;
 
-       if (is_ht40_not_allowed(channel_after))
+       if (!is_ht40_allowed(channel_after))
                channel->flags |= IEEE80211_CHAN_NO_HT40PLUS;
        else
                channel->flags &= ~IEEE80211_CHAN_NO_HT40PLUS;
@@ -1245,6 +1202,7 @@ static void wiphy_update_regulatory(struct wiphy *wiphy,
 
        reg_process_beacons(wiphy);
        reg_process_ht_flags(wiphy);
+
        if (wiphy->reg_notifier)
                wiphy->reg_notifier(wiphy, last_request);
 }
@@ -1289,18 +1247,12 @@ static void handle_channel_custom(struct wiphy *wiphy,
        BUG_ON(chan_idx >= sband->n_channels);
        chan = &sband->channels[chan_idx];
 
-       r = freq_reg_info_regd(wiphy,
-                              MHZ_TO_KHZ(chan->center_freq),
-                              desired_bw_khz,
-                              &reg_rule,
-                              regd);
+       r = freq_reg_info_regd(wiphy, MHZ_TO_KHZ(chan->center_freq),
+                              desired_bw_khz, &reg_rule, regd);
 
        if (r) {
-               REG_DBG_PRINT("Disabling freq %d MHz as custom "
-                             "regd has no rule that fits a %d MHz "
-                             "wide channel\n",
-                             chan->center_freq,
-                             KHZ_TO_MHZ(desired_bw_khz));
+               REG_DBG_PRINT("Disabling freq %d MHz as custom regd has no rule that fits a %d MHz wide channel\n",
+                             chan->center_freq, KHZ_TO_MHZ(desired_bw_khz));
                chan->flags = IEEE80211_CHAN_DISABLED;
                return;
        }
@@ -1350,7 +1302,7 @@ void wiphy_apply_custom_regulatory(struct wiphy *wiphy,
 
        /*
         * no point in calling this if it won't have any effect
-        * on your device's supportd bands.
+        * on your device's supported bands.
         */
        WARN_ON(!bands_set);
 }
@@ -1379,7 +1331,6 @@ static int ignore_request(struct wiphy *wiphy,
        case NL80211_REGDOM_SET_BY_CORE:
                return 0;
        case NL80211_REGDOM_SET_BY_COUNTRY_IE:
-
                if (reg_request_cell_base(last_request)) {
                        /* Trust a Cell base station over the AP's country IE */
                        if (regdom_changes(pending_request->alpha2))
@@ -1444,18 +1395,17 @@ static int ignore_request(struct wiphy *wiphy,
                 * to their country before the IE is picked up
                 */
                if (last_request->initiator == NL80211_REGDOM_SET_BY_USER &&
-                         last_request->intersect)
+                   last_request->intersect)
                        return -EOPNOTSUPP;
                /*
                 * Process user requests only after previous user/driver/core
                 * requests have been processed
                 */
-               if (last_request->initiator == NL80211_REGDOM_SET_BY_CORE ||
-                   last_request->initiator == NL80211_REGDOM_SET_BY_DRIVER ||
-                   last_request->initiator == NL80211_REGDOM_SET_BY_USER) {
-                       if (regdom_changes(last_request->alpha2))
-                               return -EAGAIN;
-               }
+               if ((last_request->initiator == NL80211_REGDOM_SET_BY_CORE ||
+                    last_request->initiator == NL80211_REGDOM_SET_BY_DRIVER ||
+                    last_request->initiator == NL80211_REGDOM_SET_BY_USER) &&
+                   regdom_changes(last_request->alpha2))
+                       return -EAGAIN;
 
                if (!regdom_changes(pending_request->alpha2))
                        return -EALREADY;
@@ -1585,8 +1535,7 @@ static void reg_process_hint(struct regulatory_request *reg_request,
        if (wiphy_idx_valid(reg_request->wiphy_idx))
                wiphy = wiphy_idx_to_wiphy(reg_request->wiphy_idx);
 
-       if (reg_initiator == NL80211_REGDOM_SET_BY_DRIVER &&
-           !wiphy) {
+       if (reg_initiator == NL80211_REGDOM_SET_BY_DRIVER && !wiphy) {
                kfree(reg_request);
                return;
        }
@@ -1603,8 +1552,7 @@ static void reg_process_hint(struct regulatory_request *reg_request,
         * We only time out user hints, given that they should be the only
         * source of bogus requests.
         */
-       if (r != -EALREADY &&
-           reg_initiator == NL80211_REGDOM_SET_BY_USER)
+       if (r != -EALREADY && reg_initiator == NL80211_REGDOM_SET_BY_USER)
                schedule_delayed_work(&reg_timeout, msecs_to_jiffies(3142));
 }
 
@@ -1622,8 +1570,7 @@ static void reg_process_pending_hints(void)
 
        /* When last_request->processed becomes true this will be rescheduled */
        if (last_request && !last_request->processed) {
-               REG_DBG_PRINT("Pending regulatory request, waiting "
-                             "for it to be processed...\n");
+               REG_DBG_PRINT("Pending regulatory request, waiting for it to be processed...\n");
                goto out;
        }
 
@@ -1665,7 +1612,6 @@ static void reg_process_pending_beacon_hints(void)
 
        list_for_each_entry_safe(pending_beacon, tmp,
                                 &reg_pending_beacons, list) {
-
                list_del_init(&pending_beacon->list);
 
                /* Applies the beacon hint to current wiphys */
@@ -1708,8 +1654,7 @@ static int regulatory_hint_core(const char *alpha2)
 {
        struct regulatory_request *request;
 
-       request = kzalloc(sizeof(struct regulatory_request),
-                         GFP_KERNEL);
+       request = kzalloc(sizeof(struct regulatory_request), GFP_KERNEL);
        if (!request)
                return -ENOMEM;
 
@@ -1776,10 +1721,8 @@ EXPORT_SYMBOL(regulatory_hint);
  * We hold wdev_lock() here so we cannot hold cfg80211_mutex() and
  * therefore cannot iterate over the rdev list here.
  */
-void regulatory_hint_11d(struct wiphy *wiphy,
-                        enum ieee80211_band band,
-                        const u8 *country_ie,
-                        u8 country_ie_len)
+void regulatory_hint_11d(struct wiphy *wiphy, enum ieee80211_band band,
+                        const u8 *country_ie, u8 country_ie_len)
 {
        char alpha2[2];
        enum environment_cap env = ENVIRON_ANY;
@@ -1811,8 +1754,8 @@ void regulatory_hint_11d(struct wiphy *wiphy,
         * cfg80211_mutex.
         */
        if (likely(last_request->initiator ==
-           NL80211_REGDOM_SET_BY_COUNTRY_IE &&
-           wiphy_idx_valid(last_request->wiphy_idx)))
+                  NL80211_REGDOM_SET_BY_COUNTRY_IE &&
+                  wiphy_idx_valid(last_request->wiphy_idx)))
                goto out;
 
        request = kzalloc(sizeof(struct regulatory_request), GFP_KERNEL);
@@ -1840,8 +1783,7 @@ static void restore_alpha2(char *alpha2, bool reset_user)
        if (is_user_regdom_saved()) {
                /* Unless we're asked to ignore it and reset it */
                if (reset_user) {
-                       REG_DBG_PRINT("Restoring regulatory settings "
-                              "including user preference\n");
+                       REG_DBG_PRINT("Restoring regulatory settings including user preference\n");
                        user_alpha2[0] = '9';
                        user_alpha2[1] = '7';
 
@@ -1851,26 +1793,20 @@ static void restore_alpha2(char *alpha2, bool reset_user)
                         * back as they were for a full restore.
                         */
                        if (!is_world_regdom(ieee80211_regdom)) {
-                               REG_DBG_PRINT("Keeping preference on "
-                                      "module parameter ieee80211_regdom: %c%c\n",
-                                      ieee80211_regdom[0],
-                                      ieee80211_regdom[1]);
+                               REG_DBG_PRINT("Keeping preference on module parameter ieee80211_regdom: %c%c\n",
+                                             ieee80211_regdom[0], ieee80211_regdom[1]);
                                alpha2[0] = ieee80211_regdom[0];
                                alpha2[1] = ieee80211_regdom[1];
                        }
                } else {
-                       REG_DBG_PRINT("Restoring regulatory settings "
-                              "while preserving user preference for: %c%c\n",
-                              user_alpha2[0],
-                              user_alpha2[1]);
+                       REG_DBG_PRINT("Restoring regulatory settings while preserving user preference for: %c%c\n",
+                                     user_alpha2[0], user_alpha2[1]);
                        alpha2[0] = user_alpha2[0];
                        alpha2[1] = user_alpha2[1];
                }
        } else if (!is_world_regdom(ieee80211_regdom)) {
-               REG_DBG_PRINT("Keeping preference on "
-                      "module parameter ieee80211_regdom: %c%c\n",
-                      ieee80211_regdom[0],
-                      ieee80211_regdom[1]);
+               REG_DBG_PRINT("Keeping preference on module parameter ieee80211_regdom: %c%c\n",
+                             ieee80211_regdom[0], ieee80211_regdom[1]);
                alpha2[0] = ieee80211_regdom[0];
                alpha2[1] = ieee80211_regdom[1];
        } else
@@ -1986,10 +1922,8 @@ static void restore_regulatory_settings(bool reset_user)
 
        spin_lock(&reg_requests_lock);
        list_for_each_entry_safe(reg_request, tmp, &tmp_reg_req_list, list) {
-               REG_DBG_PRINT("Adding request for country %c%c back "
-                             "into the queue\n",
-                             reg_request->alpha2[0],
-                             reg_request->alpha2[1]);
+               REG_DBG_PRINT("Adding request for country %c%c back into the queue\n",
+                             reg_request->alpha2[0], reg_request->alpha2[1]);
                list_move_tail(&reg_request->list, &reg_requests_list);
        }
        spin_unlock(&reg_requests_lock);
@@ -2004,8 +1938,7 @@ static void restore_regulatory_settings(bool reset_user)
 
 void regulatory_hint_disconnect(void)
 {
-       REG_DBG_PRINT("All devices are disconnected, going to "
-                     "restore regulatory settings\n");
+       REG_DBG_PRINT("All devices are disconnected, going to restore regulatory settings\n");
        restore_regulatory_settings(false);
 }
 
@@ -2024,25 +1957,23 @@ int regulatory_hint_found_beacon(struct wiphy *wiphy,
 {
        struct reg_beacon *reg_beacon;
 
-       if (likely((beacon_chan->beacon_found ||
-           (beacon_chan->flags & IEEE80211_CHAN_RADAR) ||
+       if (beacon_chan->beacon_found ||
+           beacon_chan->flags & IEEE80211_CHAN_RADAR ||
            (beacon_chan->band == IEEE80211_BAND_2GHZ &&
-            !freq_is_chan_12_13_14(beacon_chan->center_freq)))))
+            !freq_is_chan_12_13_14(beacon_chan->center_freq)))
                return 0;
 
        reg_beacon = kzalloc(sizeof(struct reg_beacon), gfp);
        if (!reg_beacon)
                return -ENOMEM;
 
-       REG_DBG_PRINT("Found new beacon on "
-                     "frequency: %d MHz (Ch %d) on %s\n",
+       REG_DBG_PRINT("Found new beacon on frequency: %d MHz (Ch %d) on %s\n",
                      beacon_chan->center_freq,
                      ieee80211_frequency_to_channel(beacon_chan->center_freq),
                      wiphy_name(wiphy));
 
        memcpy(&reg_beacon->chan, beacon_chan,
-               sizeof(struct ieee80211_channel));
-
+              sizeof(struct ieee80211_channel));
 
        /*
         * Since we can be called from BH or and non-BH context
@@ -2122,7 +2053,7 @@ static void print_dfs_region(u8 dfs_region)
                pr_info(" DFS Master region JP");
                break;
        default:
-               pr_info(" DFS Master region Uknown");
+               pr_info(" DFS Master region Unknown");
                break;
        }
 }
@@ -2131,7 +2062,6 @@ static void print_regdomain(const struct ieee80211_regdomain *rd)
 {
 
        if (is_intersected_alpha2(rd->alpha2)) {
-
                if (last_request->initiator ==
                    NL80211_REGDOM_SET_BY_COUNTRY_IE) {
                        struct cfg80211_registered_device *rdev;
@@ -2145,22 +2075,21 @@ static void print_regdomain(const struct ieee80211_regdomain *rd)
                                pr_info("Current regulatory domain intersected:\n");
                } else
                        pr_info("Current regulatory domain intersected:\n");
-       } else if (is_world_regdom(rd->alpha2))
+       } else if (is_world_regdom(rd->alpha2)) {
                pr_info("World regulatory domain updated:\n");
-       else {
+       else {
                if (is_unknown_alpha2(rd->alpha2))
                        pr_info("Regulatory domain changed to driver built-in settings (unknown country)\n");
                else {
                        if (reg_request_cell_base(last_request))
-                               pr_info("Regulatory domain changed "
-                                       "to country: %c%c by Cell Station\n",
+                               pr_info("Regulatory domain changed to country: %c%c by Cell Station\n",
                                        rd->alpha2[0], rd->alpha2[1]);
                        else
-                               pr_info("Regulatory domain changed "
-                                       "to country: %c%c\n",
+                               pr_info("Regulatory domain changed to country: %c%c\n",
                                        rd->alpha2[0], rd->alpha2[1]);
                }
        }
+
        print_dfs_region(rd->dfs_region);
        print_rd_rules(rd);
 }
@@ -2187,7 +2116,7 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
        }
 
        if (!is_alpha2_set(rd->alpha2) && !is_an_alpha2(rd->alpha2) &&
-                       !is_unknown_alpha2(rd->alpha2))
+           !is_unknown_alpha2(rd->alpha2))
                return -EINVAL;
 
        if (!last_request)
@@ -2263,7 +2192,6 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
        /* Intersection requires a bit more work */
 
        if (last_request->initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE) {
-
                intersected_rd = regdom_intersect(rd, cfg80211_regdomain);
                if (!intersected_rd)
                        return -EINVAL;
@@ -2315,8 +2243,7 @@ int set_regdom(const struct ieee80211_regdomain *rd)
        }
 
        /* This would make this whole thing pointless */
-       if (!last_request->intersect)
-               BUG_ON(rd != cfg80211_regdomain);
+       BUG_ON(!last_request->intersect && rd != cfg80211_regdomain);
 
        /* update all wiphys now with the new established regulatory domain */
        update_all_wiphy_regulatory(last_request->initiator);
@@ -2393,8 +2320,7 @@ out:
 
 static void reg_timeout_work(struct work_struct *work)
 {
-       REG_DBG_PRINT("Timeout while waiting for CRDA to reply, "
-                     "restoring regulatory settings\n");
+       REG_DBG_PRINT("Timeout while waiting for CRDA to reply, restoring regulatory settings\n");
        restore_regulatory_settings(true);
 }
 
@@ -2448,7 +2374,7 @@ int __init regulatory_init(void)
        return 0;
 }
 
-void /* __init_or_exit */ regulatory_exit(void)
+void regulatory_exit(void)
 {
        struct regulatory_request *reg_request, *tmp;
        struct reg_beacon *reg_beacon, *btmp;
index 4c0a32ffd530daabb18912edb827c968456a26fa..37891e813a74bab7d569233bffceed96e6c449d3 100644 (file)
@@ -55,8 +55,8 @@ bool reg_last_request_cell_base(void);
  * set the wiphy->disable_beacon_hints to true.
  */
 int regulatory_hint_found_beacon(struct wiphy *wiphy,
-                                       struct ieee80211_channel *beacon_chan,
-                                       gfp_t gfp);
+                                struct ieee80211_channel *beacon_chan,
+                                gfp_t gfp);
 
 /**
  * regulatory_hint_11d - hints a country IE as a regulatory domain
index f2431e41a373d47b12422642b73e00068834cdd7..d2d26518cdd7ba64342d5388e1cd52fbdc0cc77f 100644 (file)
@@ -519,10 +519,8 @@ void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
         * - country_ie + 2, the start of the country ie data, and
         * - and country_ie[1] which is the IE length
         */
-       regulatory_hint_11d(wdev->wiphy,
-                           bss->channel->band,
-                           country_ie + 2,
-                           country_ie[1]);
+       regulatory_hint_11d(wdev->wiphy, bss->channel->band,
+                           country_ie + 2, country_ie[1]);
        kfree(country_ie);
 }
 
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