From: Jesper Dangaard Brouer <brouer@redhat.com>
Date: Thu, 17 Aug 2017 16:22:32 +0000 (+0200)
Subject: ixgbe: change ndo_xdp_xmit return code on xmit errors
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=d2cee2e5d0106abb5da25f393b3c50e0bb01f7f9;p=openwrt%2Fstaging%2Fblogic.git

ixgbe: change ndo_xdp_xmit return code on xmit errors

Use errno -ENOSPC ("No space left on device") when the XDP xmit
have no space left on the TX ring buffer, instead of -ENOMEM.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 56d7ef014d0d..8d3224ad6434 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -9860,7 +9860,7 @@ static int ixgbe_xdp_xmit(struct net_device *dev, struct xdp_buff *xdp)
 
 	err = ixgbe_xmit_xdp_ring(adapter, xdp);
 	if (err != IXGBE_XDP_TX)
-		return -ENOMEM;
+		return -ENOSPC;
 
 	return 0;
 }