e1000e: Do not allow requeue of freed skb
Returning BUSY will make qdisc_restart enqueue the skb which was already
freed. The bad skb was correctly freed and we should return NETDEV_TX_OK.
First spotted by Jeff Garzik on 08/13/07.
Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 885d946..4a21d7d 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -3531,7 +3531,7 @@
/* handle pci_map_single() error in e1000_tx_map */
dev_kfree_skb_any(skb);
spin_unlock_irqrestore(&adapter->tx_queue_lock, irq_flags);
- return NETDEV_TX_BUSY;
+ return NETDEV_TX_OK;
}
e1000_tx_queue(adapter, tx_flags, count);