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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tx.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 2dc48406cd08..5855d8f9c509 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -386,7 +386,13 @@ mlx5e_sq_xmit_wqe(struct mlx5e_txqsq *sq, struct sk_buff *skb,
stats->added_vlan_packets++;
} else {
eseg->inline_hdr.sz |= cpu_to_be16(attr->ihs);
- memcpy(eseg->inline_hdr.start, skb->data, attr->ihs);
+ unsafe_memcpy(eseg->inline_hdr.start, skb->data, attr->ihs,
+ /* This copy has been bounds-checked earlier in
+ * mlx5i_sq_calc_wqe_attr() and intentionally
+ * crosses a flex array boundary. Since it is
+ * performance sensitive, splitting the copy is
+ * undesirable.
+ */);
}
dseg += wqe_attr->ds_cnt_inl;
} else if (skb_vlan_tag_present(skb)) {