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openwrt-xburst/package/madwifi/patches/105-ratectl_attach.patch
nbd 4b20535d42 madwifi: fix an array overrun in the rate control attach check
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16217 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-05-30 17:53:24 +00:00

24 lines
716 B
Diff

--- a/net80211/ieee80211_rate.c
+++ b/net80211/ieee80211_rate.c
@@ -100,8 +100,18 @@ struct ath_ratectrl *ieee80211_rate_atta
ieee80211_load_module(buf);
if (!ratectls[id].attach) {
- printk(KERN_ERR "Error loading module \"%s\"\n", buf);
- return NULL;
+ /* pick the first available rate control module */
+ printk(KERN_INFO "Rate control module \"%s\" not available\n", buf);
+ for (id = 0; id < IEEE80211_RATE_MAX - 1; id++) {
+ if (ratectls[id].attach)
+ break;
+ }
+ if (!ratectls[id].attach) {
+ printk(KERN_ERR "No rate control module available");
+ return NULL;
+ } else {
+ printk(KERN_INFO "Using \"%s\" instead.\n", module_names[id]);
+ }
}
ctl = ratectls[id].attach(sc);