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path: root/target/linux/brcm-2.4/patches/011-wl_qdisc_war.patch
blob: 8a472cd6f1a147b3194e183ffedbc72c6df21208 (plain)
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--- linux.old/net/sched/sch_generic.c	2006-11-24 02:42:23.000000000 +0100
+++ linux.dev/net/sched/sch_generic.c	2006-11-24 02:36:58.000000000 +0100
@@ -84,6 +84,11 @@
 	struct sk_buff *skb;
 
 	/* Dequeue packet */
+	if (!q) {
+		if (net_ratelimit())
+			printk(KERN_DEBUG "HELP ME! qdisc_restart called, but no Qdisc!\n");
+		return 0;
+	}
 	if ((skb = q->dequeue(q)) != NULL) {
 		if (spin_trylock(&dev->xmit_lock)) {
 			/* Remember that the driver is grabbed by us. */