From: Felix Fietkau <nbd@openwrt.org>
Date: Tue, 5 Aug 2008 20:53:39 +0000 (+0000)
Subject: madwifi: fix crash on ad-hoc interface init
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=7bb55d1b91912ec6ca1a9a99110c25f60866893c;p=openwrt%2Fstaging%2Faparcar.git

madwifi: fix crash on ad-hoc interface init

SVN-Revision: 12161
---

diff --git a/package/madwifi/patches/378-adhoc_crash_fix.patch b/package/madwifi/patches/378-adhoc_crash_fix.patch
new file mode 100644
index 0000000000..e8b4c22b64
--- /dev/null
+++ b/package/madwifi/patches/378-adhoc_crash_fix.patch
@@ -0,0 +1,14 @@
+--- a/net80211/ieee80211_input.c
++++ b/net80211/ieee80211_input.c
+@@ -3522,6 +3522,11 @@
+ 		if (ic->ic_flags & IEEE80211_F_SCAN) {
+ 			ieee80211_add_scan(vap, &scan, wh, subtype, rssi, rtsf);
+ 		}
++
++		/* stop processing if the bss channel is not set up yet */
++		if (!ic->ic_bsschan || ic->ic_bsschan == IEEE80211_CHAN_ANYC)
++			break;
++
+ 		/* NB: Behavior of WDS-Link and Ad-Hoc is very similar here:
+ 		 * When we receive a beacon that belongs to the AP that we're
+ 		 * connected to, use it to refresh the local node info.