diff options
| -rw-r--r-- | drivers/net/spider_net.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index 15b0bcaec46..653a91adacc 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -803,8 +803,12 @@ spider_net_release_tx_chain(struct spider_net_card *card, int brutal) 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; |