[dpdk-dev] [PATCH] net/iavf: fix port VLAN cfg err for AVF with SVM

Junfeng Guo junfeng.guo at intel.com
Fri Jan 22 14:35:41 CET 2021


For AVF with single vlan mode (SVM), port vlan stripping config
has already been disabled by PF. In this scenario, the error of
-ENOTSUP can be ignored.

Fixes: 1c301e8c3cff ("net/iavf: support new VLAN capabilities")
Signed-off-by: Junfeng Guo <junfeng.guo at intel.com>
---
 drivers/net/iavf/iavf_ethdev.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
index cf6ea0b15..8175c7729 100644
--- a/drivers/net/iavf/iavf_ethdev.c
+++ b/drivers/net/iavf/iavf_ethdev.c
@@ -1092,6 +1092,9 @@ iavf_dev_vlan_offload_set_v2(struct rte_eth_dev *dev, int mask)
 		enable = !!(rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP);
 
 		err = iavf_config_vlan_strip_v2(adapter, enable);
+		/* If not support, the stripping is already disabled by PF */
+		if (err == -ENOTSUP && !enable)
+			err = 0;
 		if (err)
 			return -EIO;
 	}
-- 
2.25.1



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