diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index a5b0038a8d98..fde430a0b84b 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2943,14 +2943,22 @@ static irqreturn_t gfar_error(int irq, void *grp_id)
 		if (events & IEVENT_CRL)
 			dev->stats.tx_aborted_errors++;
 		if (events & IEVENT_XFUN) {
+			unsigned long flags;
+
 			if (netif_msg_tx_err(priv))
 				printk(KERN_DEBUG "%s: TX FIFO underrun, "
 				       "packet dropped.\n", dev->name);
 			dev->stats.tx_dropped++;
 			priv->extra_stats.tx_underrun++;
 
+			local_irq_save(flags);
+			lock_tx_qs(priv);
+
 			/* Reactivate the Tx Queues */
 			gfar_write(&regs->tstat, gfargrp->tstat);
+
+			unlock_tx_qs(priv);
+			local_irq_restore(flags);
 		}
 		if (netif_msg_tx_err(priv))
 			printk(KERN_DEBUG "%s: Transmit Error\n", dev->name);