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Code Activity

madwifi: fix some potential null pointer derefs with wds

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19322 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2010-01-24 23:39:00 +00:00
parent de12d253e8
commit c941f1cfbc
7 changed files with 17 additions and 15 deletions
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8
package/madwifi/patches/451-ibss_race_fix.patch
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@@ -53,13 +53,13 @@
int found = 0;
IEEE80211_LOCK_IRQ(vap->iv_ic);
@@ -3568,14 +3561,12 @@ ieee80211_recv_mgmt(struct ieee80211vap
@@ -3570,14 +3563,12 @@ ieee80211_recv_mgmt(struct ieee80211vap
}
}
if (found)
- ni = ni_or_null = avp->iv_wdsnode;
+ tni = ieee80211_ref_node(avp->iv_wdsnode);
} else if (vap->iv_opmode == IEEE80211_M_WDS) {
} else if ((vap->iv_opmode == IEEE80211_M_WDS) && vap->iv_wdsnode) {
found = 1;
- ni = ni_or_null = vap->iv_wdsnode;
- } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
@@ -72,7 +72,7 @@
found = 1;
}
IEEE80211_UNLOCK_IRQ(vap->iv_ic);
@@ -3583,20 +3574,21 @@ ieee80211_recv_mgmt(struct ieee80211vap
@@ -3585,20 +3576,21 @@ ieee80211_recv_mgmt(struct ieee80211vap
if (!found)
break;
@@ -100,7 +100,7 @@
} else {
/*
* Copy data from beacon to neighbor table.
@@ -3604,39 +3596,38 @@ ieee80211_recv_mgmt(struct ieee80211vap
@@ -3606,39 +3598,38 @@ ieee80211_recv_mgmt(struct ieee80211vap
* ieee80211_add_neighbor(), so we just copy
* everything over to be safe.
*/