From: Eran Ben Elisha <era...@mellanox.com>
Restore the skb data pointer after coping the data to the HW, so the skb
can be cloned with correct headers for future use (e.g timestamping).
Fixes: e586b3b0baee ("net/mlx5: Ethernet Datapath files")
Signed-off-by: Eran Ben Elisha <era...@mellanox.com>
Signed-off-by: Saeed Mahameed <sae...@mellanox.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en_tx.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 1341b1d..0fcfe64 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -165,6 +165,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq,
struct sk_buff *skb)
struct mlx5_wqe_eth_seg *eseg = &wqe->eth;
struct mlx5_wqe_data_seg *dseg;
+ unsigned char *skb_data_orig = skb->data;
u8 opcode = MLX5_OPCODE_SEND;
dma_addr_t dma_addr = 0;
bool bf = false;
@@ -263,6 +264,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq,
struct sk_buff *skb)
cseg->opmod_idx_opcode = cpu_to_be32((sq->pc << 8) | opcode);
cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | ds_cnt);
+ skb_push(skb, skb->data - skb_data_orig);
sq->skb[pi] = skb;
MLX5E_TX_SKB_CB(skb)->num_wqebbs = DIV_ROUND_UP(ds_cnt,
--
1.7.1
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