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-rw-r--r--drivers/net/gianfar.c8
1 files changed, 8 insertions, 0 deletions
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);
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