From: Sven Auhagen <sven.auhagen@voleatech.de>
Date: Wed, 11 Nov 2020 18:04:48 +0100
Subject: igb: XDP xmit back fix error code
Patch-mainline: v5.10
Git-commit: cfb33e174fa25d9d830683a1e1b22850546103b5
References: jsc#SLE-13536
The igb XDP xmit back function should only return
defined error codes.
Fixes: 9cbc948b5a20 ("igb: add XDP support")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Signed-off-by: Sven Auhagen <sven.auhagen@voleatech.de>
Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/intel/igb/igb_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -2926,7 +2926,7 @@ static int igb_xdp_xmit_back(struct igb_
*/
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);