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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-09-14 13:37:30 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-09-14 13:37:30 +0000
commit697af1c08d47cf15ce8ba3ec911cafcf8f7f1d63 (patch)
treecf250ea6e96b4828ddaa10499901f5302b245b53 /package
parent7db7c73ad45b16d3e026682b2b43db997b6312af (diff)
mac80211: fix regdb locking issues
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33398 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package')
-rw-r--r--package/mac80211/patches/300-pending_work.patch35
-rw-r--r--package/mac80211/patches/405-regd_no_assoc_hints.patch4
2 files changed, 37 insertions, 2 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index 66f1abb63..183a86221 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -327,3 +327,38 @@
priv->tsf_high32 = 0;
priv->tsf_low32 = 0;
+--- a/net/wireless/reg.c
++++ b/net/wireless/reg.c
+@@ -352,6 +352,9 @@ static void reg_regdb_search(struct work
+ struct reg_regdb_search_request *request;
+ const struct ieee80211_regdomain *curdom, *regdom;
+ int i, r;
++ bool set_reg = false;
++
++ mutex_lock(&cfg80211_mutex);
+
+ mutex_lock(&reg_regdb_search_mutex);
+ while (!list_empty(&reg_regdb_search_list)) {
+@@ -367,9 +370,7 @@ static void reg_regdb_search(struct work
+ r = reg_copy_regd(&regdom, curdom);
+ if (r)
+ break;
+- mutex_lock(&cfg80211_mutex);
+- set_regdom(regdom);
+- mutex_unlock(&cfg80211_mutex);
++ set_reg = true;
+ break;
+ }
+ }
+@@ -377,6 +378,11 @@ static void reg_regdb_search(struct work
+ kfree(request);
+ }
+ mutex_unlock(&reg_regdb_search_mutex);
++
++ if (set_reg)
++ set_regdom(regdom);
++
++ mutex_unlock(&cfg80211_mutex);
+ }
+
+ static DECLARE_WORK(reg_regdb_work, reg_regdb_search);
diff --git a/package/mac80211/patches/405-regd_no_assoc_hints.patch b/package/mac80211/patches/405-regd_no_assoc_hints.patch
index 2e2ba93c5..8a5c2a2e3 100644
--- a/package/mac80211/patches/405-regd_no_assoc_hints.patch
+++ b/package/mac80211/patches/405-regd_no_assoc_hints.patch
@@ -1,6 +1,6 @@
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
-@@ -1790,6 +1790,8 @@ void regulatory_hint_11d(struct wiphy *w
+@@ -1796,6 +1796,8 @@ void regulatory_hint_11d(struct wiphy *w
enum environment_cap env = ENVIRON_ANY;
struct regulatory_request *request;
@@ -9,7 +9,7 @@
mutex_lock(&reg_mutex);
if (unlikely(!last_request))
-@@ -2024,6 +2026,8 @@ static void restore_regulatory_settings(
+@@ -2030,6 +2032,8 @@ static void restore_regulatory_settings(
void regulatory_hint_disconnect(void)
{