From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Fri, 20 Nov 2020 17:05:42 +0000 (+0100)
Subject: net: mvneta: avoid unnecessary xdp_buff initialization
X-Git-Tag: v5.11-rc1~169^2~178^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=05c748f7d09ab1104b309a110f61560945f73f8b;p=thirdparty%2Fkernel%2Flinux.git

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 5d559117f78cc..60a285f3a55f1 100644
--- 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);