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madwifi: fix a locking error related to wds (thx, tharvey)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14990 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2009-03-23 12:17:46 +00:00
parent ef34afda18
commit d2a5dab805
1 changed files with 6 additions and 6 deletions
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12
package/madwifi/patches/370-wdsvap.patch
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@ -813,11 +813,10 @@
+ (vap->iv_opmode == IEEE80211_M_WDS)) && + (vap->iv_opmode == IEEE80211_M_WDS)) &&
+ (scan.capinfo & IEEE80211_CAPINFO_ESS))) { + (scan.capinfo & IEEE80211_CAPINFO_ESS))) {
+ struct ieee80211vap *avp = NULL; + struct ieee80211vap *avp = NULL;
+ int found = 0;
+ +
+ IEEE80211_LOCK_IRQ(vap->iv_ic); + IEEE80211_LOCK_IRQ(vap->iv_ic);
+ if (vap->iv_opmode == IEEE80211_M_HOSTAP) { + if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
+ int found = 0;
+
+ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) { + TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
+ if (!memcmp(avp->wds_mac, wh->i_addr2, IEEE80211_ADDR_LEN)) { + if (!memcmp(avp->wds_mac, wh->i_addr2, IEEE80211_ADDR_LEN)) {
+ if (avp->iv_state != IEEE80211_S_RUN) + if (avp->iv_state != IEEE80211_S_RUN)
@ -826,15 +825,16 @@
+ break; + break;
+ } + }
+ } + }
+ if (!found) + if (found)
+ break; + ni = ni_or_null = avp->iv_wdsnode;
+
+ ni = ni_or_null = avp->iv_wdsnode;
+ } else if (vap->iv_opmode == IEEE80211_M_WDS) { + } else if (vap->iv_opmode == IEEE80211_M_WDS) {
+ found = 1;
+ ni = ni_or_null = vap->iv_wdsnode; + ni = ni_or_null = vap->iv_wdsnode;
+ } + }
+ IEEE80211_UNLOCK_IRQ(vap->iv_ic); + IEEE80211_UNLOCK_IRQ(vap->iv_ic);
+ +
+ if (!found)
+ break;
+ +
if (ni_or_null == NULL) { if (ni_or_null == NULL) {
- /* Create a new entry in the neighbor table. */ - /* Create a new entry in the neighbor table. */