madwifi: some misconfigured APs broadcast NULL BSSIDs, which can confuse the STA. Ignore those when scanning.

SVN-Revision: 11795
This commit is contained in:
Felix Fietkau 2008-07-12 22:24:05 +00:00
parent 8f186693ec
commit 1e91acfb39

View File

@ -0,0 +1,18 @@
Some misconfigured APs broadcast NULL BSSIDs, which can confuse the STA
Ignore those when scanning.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
--- a/net80211/ieee80211_scan_sta.c
+++ b/net80211/ieee80211_scan_sta.c
@@ -242,6 +242,10 @@
struct ieee80211_scan_entry *ise;
int hash;
+ /* workaround for broken APs that broadcast NULL BSSIDs */
+ if (memcmp(wh->i_addr3, "\x00\x00\x00\x00\x00\x00", 6) == 0)
+ return 0;
+
hash = STA_HASH(macaddr);
SCAN_STA_LOCK_IRQ(st);
LIST_FOREACH(se, &st->st_hash[hash], se_hash)