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[PATCH] mac80211: Give it some time to do the TSF sync

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Give slow hardware some time to do the TSF sync, to not run into an IBSS merging endless loop in some rarely situations.

Signed-off-by: Alina Friedrichsen <x-alina@xxxxxxx>
---
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 1bbfc70..896e45c 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -332,7 +332,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 	       jiffies);
 #endif
 
-	if (beacon_timestamp > rx_timestamp) {
+	if (beacon_timestamp > rx_timestamp && rx_timestamp > 0x400000) {
 #ifdef CONFIG_MAC80211_IBSS_DEBUG
 		printk(KERN_DEBUG "%s: beacon TSF higher than "
 		       "local TSF - IBSS merge with BSSID %pM\n",

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