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authorJakub Kicinski <kuba@kernel.org>2021-04-10 06:46:01 +0300
committerJakub Kicinski <kuba@kernel.org>2021-04-10 06:48:35 +0300
commit8859a44ea0df92bccdc942ef15781ebbfe0ad9f3 (patch)
treebffdd602a7d6ad5060df41789af75965f9d58270 /drivers/net/virtio_net.c
parent6c5e6b4ccc1bb9ac56579a9aed25d517d2318be6 (diff)
parent4e04e7513b0fa2fe8966a1c83fb473f1667e2810 (diff)
downloadlinux-8859a44ea0df92bccdc942ef15781ebbfe0ad9f3.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts: MAINTAINERS - keep Chandrasekar drivers/net/ethernet/mellanox/mlx5/core/en_main.c - simple fix + trust the code re-added to param.c in -next is fine include/linux/bpf.h - trivial include/linux/ethtool.h - trivial, fix kdoc while at it include/linux/skmsg.h - move to relevant place in tcp.c, comment re-wrapped net/core/skmsg.c - add the sk = sk // sk = NULL around calls net/tipc/crypto.c - trivial Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/virtio_net.c')
-rw-r--r--drivers/net/virtio_net.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index bb4ea9dbc16b..101659cd4b87 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -409,9 +409,13 @@ static struct sk_buff *page_to_skb(struct virtnet_info *vi,
offset += hdr_padded_len;
p += hdr_padded_len;
- copy = len;
- if (copy > skb_tailroom(skb))
- copy = skb_tailroom(skb);
+ /* Copy all frame if it fits skb->head, otherwise
+ * we let virtio_net_hdr_to_skb() and GRO pull headers as needed.
+ */
+ if (len <= skb_tailroom(skb))
+ copy = len;
+ else
+ copy = ETH_HLEN + metasize;
skb_put_data(skb, p, copy);
if (metasize) {