net: mvneta: avoid unnecessary xdp_buff initialization

Explicitly initialize mandatory fields defining xdp_buff struct
in mvneta_rx_swbm routine

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 5d55911..60a285f 100644 (file)
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -2347,13 +2347,14 @@ static int mvneta_rx_swbm(struct napi_struct *napi,
 {
        int rx_proc = 0, rx_todo, refill, size = 0;
        struct net_device *dev = pp->dev;
-       struct xdp_buff xdp_buf = {
-               .frame_sz = PAGE_SIZE,
-               .rxq = &rxq->xdp_rxq,
-       };
        struct mvneta_stats ps = {};
        struct bpf_prog *xdp_prog;
        u32 desc_status, frame_sz;
+       struct xdp_buff xdp_buf;
+
+       xdp_buf.data_hard_start = NULL;
+       xdp_buf.frame_sz = PAGE_SIZE;
+       xdp_buf.rxq = &rxq->xdp_rxq;
 
        /* Get number of received packets */
        rx_todo = mvneta_rxq_busy_desc_num_get(pp, rxq);