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authorMichael S. Tsirkin <mst@redhat.com>2012-10-16 15:26:14 +0200
committerRusty Russell <rusty@rustcorp.com.au>2012-12-18 05:50:32 +0100
commit7bedc7dc7c05e6072dc81da770f70c683c45da10 (patch)
tree33e3a686088735c63c9249ce99695fb318ccfa91 /drivers/net
parentvirtio-net: correct capacity math on ring full (diff)
downloadlinux-7bedc7dc7c05e6072dc81da770f70c683c45da10.tar.xz
linux-7bedc7dc7c05e6072dc81da770f70c683c45da10.zip
virtio-net: remove unused skb_vnet_hdr->num_sg field
[Split from "correct capacity math on ring full" -- Rusty] Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Acked-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/virtio_net.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 3db65867895b..6c094c88424e 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -95,7 +95,6 @@ struct skb_vnet_hdr {
struct virtio_net_hdr hdr;
struct virtio_net_hdr_mrg_rxbuf mhdr;
};
- unsigned int num_sg;
};
struct padded_vnet_hdr {
@@ -579,6 +578,7 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
{
struct skb_vnet_hdr *hdr = skb_vnet_hdr(skb);
const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest;
+ unsigned num_sg;
pr_debug("%s: xmit %p %pM\n", vi->dev->name, skb, dest);
@@ -617,8 +617,8 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
else
sg_set_buf(vi->tx_sg, &hdr->hdr, sizeof hdr->hdr);
- hdr->num_sg = skb_to_sgvec(skb, vi->tx_sg + 1, 0, skb->len) + 1;
- return virtqueue_add_buf(vi->svq, vi->tx_sg, hdr->num_sg,
+ num_sg = skb_to_sgvec(skb, vi->tx_sg + 1, 0, skb->len) + 1;
+ return virtqueue_add_buf(vi->svq, vi->tx_sg, num_sg,
0, skb, GFP_ATOMIC);
}