Commit fdebd850 authored by Wei Fang's avatar Wei Fang Committed by David S. Miller
Browse files

net: enetc: correct rx_bytes statistics of XDP 



The rx_bytes statistics of XDP are always zero, because rx_byte_cnt
is not updated after it is initialized to 0. So fix it.

Fixes: d1b15102 ("net: enetc: add support for XDP_DROP and XDP_PASS")
Signed-off-by: default avatarWei Fang <wei.fang@nxp.com>
Reviewed-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7190d0ff

drivers/net/ethernet/freescale/enetc/enetc.c

+8 −0
Original line number Diff line number Diff line
@@ -1571,6 +1571,14 @@ static int enetc_clean_rx_ring_xdp(struct enetc_bdr *rx_ring, 
		enetc_build_xdp_buff(rx_ring, bd_status, &rxbd, &i,

				     &cleaned_cnt, &xdp_buff);



		/* When set, the outer VLAN header is extracted and reported

		 * in the receive buffer descriptor. So rx_byte_cnt should

		 * add the length of the extracted VLAN header.

		 */

		if (bd_status & ENETC_RXBD_FLAG_VLAN)

			rx_byte_cnt += VLAN_HLEN;

		rx_byte_cnt += xdp_get_buff_len(&xdp_buff);



		xdp_act = bpf_prog_run_xdp(prog, &xdp_buff);



		switch (xdp_act) {