diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index 15b0bca..653a91a 100644
--- a/drivers/net/spider_net.c
+++ b/drivers/net/spider_net.c
@@ -803,8 +803,12 @@
 	unsigned long flags;
 	int status;
 
-	while (chain->tail != chain->head) {
+	while (1) {
 		spin_lock_irqsave(&chain->lock, flags);
+		if (chain->tail == chain->head) {
+			spin_unlock_irqrestore(&chain->lock, flags);
+			return 0;
+		}
 		descr = chain->tail;
 		hwdescr = descr->hwdescr;