From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 14 Oct 2009 08:29:46 +0000 (+0000)
Subject: madwifi: fix race condition on ibss init (#5935)
X-Git-Tag: reboot~22174
X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=commitdiff_plain;h=75a4b6f1d7a560979f12f7a95e6b83a63a707363

madwifi: fix race condition on ibss init (#5935)

SVN-Revision: 18046
---

diff --git a/package/madwifi/patches/451-ibss_race_fix.patch b/package/madwifi/patches/451-ibss_race_fix.patch
new file mode 100644
index 0000000000..c63901d9e8
--- /dev/null
+++ b/package/madwifi/patches/451-ibss_race_fix.patch
@@ -0,0 +1,12 @@
+--- a/net80211/ieee80211_input.c
++++ b/net80211/ieee80211_input.c
+@@ -3573,6 +3573,9 @@ ieee80211_recv_mgmt(struct ieee80211vap 
+ 				found = 1;
+ 				ni = ni_or_null = vap->iv_wdsnode;
+ 			} else if (vap->iv_opmode == IEEE80211_M_IBSS) {
++				if (vap->iv_state != IEEE80211_S_RUN)
++					break;
++
+ 				ni_or_null = ieee80211_find_node(&ic->ic_sta, wh->i_addr2);
+ 				if (ni_or_null)
+ 					ni = ni_or_null;