After commit 5d097109257c03a71845729f8db6b5770c4bbedc
("tun: only queue packets on device"), NETDEV_TX_OK was returned for
dropped packets. This will confuse pktgen since dropped packets were
counted as sent ones.
Fixing this by returning NET_XMIT_DROP to let pktgen count it as error
packet.
Cc: Michael S. Tsirkin <m...@redhat.com>
Signed-off-by: Jason Wang <jasow...@redhat.com>
---
drivers/net/tun.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index e3fa65a..ac53a73 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -819,7 +819,7 @@ drop:
skb_tx_error(skb);
kfree_skb(skb);
rcu_read_unlock();
- return NETDEV_TX_OK;
+ return NET_XMIT_DROP;
}
static void tun_net_mclist(struct net_device *dev)
--
1.9.1
--
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