--- madwifi-0.9.3-orig/ath/if_ath.c	2007-04-12 12:53:01.000000000 +0200
+++ madwifi-0.9.3/ath/if_ath.c	2007-04-12 12:40:37.078056016 +0200
@@ -5634,6 +5634,13 @@
 		sc->sc_devstats.rx_packets++;
 		sc->sc_devstats.rx_bytes += len;
 
+		if((skb->tail + len) > skb->end) {
+			printk(" ---------  found dodgy wifi rx skb_put\n");
+			dev_kfree_skb(skb);
+			skb = NULL;
+			goto rx_next;
+		}
+		
 		skb_put(skb, len);
 		skb->protocol = __constant_htons(ETH_P_CONTROL);