staging: hv: fix the return status of netvsc_start_xmit()
Fix the return status, so the upper layer will retry if transmission fails. Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -140,12 +140,12 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
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(num_pages * sizeof(struct hv_page_buffer)) +
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sizeof(struct rndis_filter_packet), GFP_ATOMIC);
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if (!packet) {
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/* out of memory, silently drop packet */
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/* out of memory, drop packet */
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netdev_err(net, "unable to allocate hv_netvsc_packet\n");
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dev_kfree_skb(skb);
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net->stats.tx_dropped++;
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return NETDEV_TX_OK;
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return NETDEV_TX_BUSY;
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}
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packet->extension = (void *)(unsigned long)packet +
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@ -194,7 +194,7 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
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dev_kfree_skb_any(skb);
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}
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return NETDEV_TX_OK;
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return ret ? NETDEV_TX_BUSY : NETDEV_TX_OK;
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}
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/*
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