[RFT net-next 1/2] stmmac: use build_skb()

From: Matteo Croce
Date: Thu Aug 05 2021 - 13:11:20 EST


From: Matteo Croce <mcroce@xxxxxxxxxxxxx>

Signed-off-by: Matteo Croce <mcroce@xxxxxxxxxxxxx>
---
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index a2aa75cb184e..30a0d915cd4b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -5208,7 +5208,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
/* XDP program may expand or reduce tail */
buf1_len = xdp.data_end - xdp.data;

- skb = napi_alloc_skb(&ch->rx_napi, buf1_len);
+ skb = build_skb(xdp.data_hard_start, PAGE_SIZE);
if (!skb) {
priv->dev->stats.rx_dropped++;
count++;
@@ -5216,11 +5216,10 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
}

/* XDP program may adjust header */
- skb_copy_to_linear_data(skb, xdp.data, buf1_len);
+ skb_reserve(skb, buf->page_offset);
skb_put(skb, buf1_len);

- /* Data payload copied into SKB, page ready for recycle */
- page_pool_recycle_direct(rx_q->page_pool, buf->page);
+ page_pool_release_page(rx_q->page_pool, buf->page);
buf->page = NULL;
} else if (buf1_len) {
dma_sync_single_for_cpu(priv->device, buf->addr,
--
2.31.1