[net 1/9] igb: XDP xmit back fix error code

[Tony Nguyen]

From: Sven Auhagen <sven.auha...@voleatech.de>

The igb XDP xmit back function should only return
defined error codes.

Fixes: 9cbc948b5a20 ("igb: add XDP support")
Reported-by: Dan Carpenter <dan.carpen...@oracle.com>
Acked-by: Maciej Fijalkowski <maciej.fijalkow...@intel.com>
Signed-off-by: Sven Auhagen <sven.auha...@voleatech.de>
Tested-by: Sandeep Penigalapati <sandeep.penigalap...@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.ngu...@intel.com>
---
 drivers/net/ethernet/intel/igb/igb_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c 
b/drivers/net/ethernet/intel/igb/igb_main.c
index 5fc2c381da55..08cc6f59aa2e 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -2910,7 +2910,7 @@ static int igb_xdp_xmit_back(struct igb_adapter *adapter, 
struct xdp_buff *xdp)
         */
        tx_ring = adapter->xdp_prog ? igb_xdp_tx_queue_mapping(adapter) : NULL;
        if (unlikely(!tx_ring))
-               return -ENXIO;
+               return IGB_XDP_CONSUMED;
 
        nq = txring_txq(tx_ring);
        __netif_tx_lock(nq, cpu);
-- 
2.26.2