1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/declance.c b/drivers/net/declance.c
index b62405a69180..2b22e580c4de 100644
--- a/drivers/net/declance.c
+++ b/drivers/net/declance.c
@@ -895,6 +895,7 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev)
         struct lance_private *lp = netdev_priv(dev);
         volatile struct lance_regs *ll = lp->ll;
         volatile u16 *ib = (volatile u16 *)dev->mem_start;
+        unsigned long flags;
         int entry, len;
 
         len = skb->len;
@@ -907,6 +908,8 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
         dev->stats.tx_bytes += len;
 
+        spin_lock_irqsave(&lp->lock, flags);
+
         entry = lp->tx_new;
         *lib_ptr(ib, btx_ring[entry].length, lp->type) = (-len);
         *lib_ptr(ib, btx_ring[entry].misc, lp->type) = 0;
@@ -925,6 +928,8 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev)
         /* Kick the lance: transmit now */
         writereg(&ll->rdp, LE_C0_INEA | LE_C0_TDMD);
 
+        spin_unlock_irqrestore(&lp->lock, flags);
+
         dev->trans_start = jiffies;
         dev_kfree_skb(skb);