cfg80211: move all regulatory hints to workqueue

All regulatory hints (core, driver, userspace and 11d) are now processed in
a workqueue.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 10 insertions, 20 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index e0d3879b8852..97f69bed3fe2 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1915,34 +1915,24 @@ static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info)
          */
         mutex_lock(&cfg80211_mutex);
         if (unlikely(!cfg80211_regdomain)) {
-                r = -EINPROGRESS;
-                goto out;
+                mutex_unlock(&cfg80211_mutex);
+                return -EINPROGRESS;
         }
+        mutex_unlock(&cfg80211_mutex);
 
-        if (!info->attrs[NL80211_ATTR_REG_ALPHA2]) {
-                r = -EINVAL;
-                goto out;
-        }
+        if (!info->attrs[NL80211_ATTR_REG_ALPHA2])
+                return -EINVAL;
 
         data = nla_data(info->attrs[NL80211_ATTR_REG_ALPHA2]);
 
 #ifdef CONFIG_WIRELESS_OLD_REGULATORY
         /* We ignore world regdom requests with the old regdom setup */
-        if (is_world_regdom(data)) {
-                r = -EINVAL;
-                goto out;
-        }
+        if (is_world_regdom(data))
+                return -EINVAL;
 #endif
-        r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data, 0, ENVIRON_ANY);
-        /*
-         * This means the regulatory domain was already set, however
-         * we don't want to confuse userspace with a "successful error"
-         * message so lets just treat it as a success
-         */
-        if (r == -EALREADY)
-                r = 0;
-out:
-        mutex_unlock(&cfg80211_mutex);
+
+        r = regulatory_hint_user(data);
+
         return r;
 }