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Diffstat (limited to 'net')
-rw-r--r--net/core/netpoll.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 8f971990677c..303097874633 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -386,8 +386,14 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
!vlan_hw_offload_capable(netif_skb_features(skb),
skb->vlan_proto)) {
skb = __vlan_put_tag(skb, skb->vlan_proto, vlan_tx_tag_get(skb));
- if (unlikely(!skb))
- break;
+ if (unlikely(!skb)) {
+ /* This is actually a packet drop, but we
+ * don't want the code at the end of this
+ * function to try and re-queue a NULL skb.
+ */
+ status = NETDEV_TX_OK;
+ goto unlock_txq;
+ }
skb->vlan_tci = 0;
}
@@ -395,6 +401,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
if (status == NETDEV_TX_OK)
txq_trans_update(txq);
}
+ unlock_txq:
__netif_tx_unlock(txq);
if (status == NETDEV_TX_OK)