The vmxnet3_prep_pkts function set rte_errno to ENOTSUP for any packets
having PKT_TX_IP_CHECKSUM set in ol_flags. But the vmxnet3 has
DEV_TX_OFFLOAD_IPV4_CKSUM set in this tx offload capa.

This issue has been introduced with the new Rx offload
API. DEV_TX_OFFLOAD_IPV4_CKSUM and DEV_RX_OFFLOAD_IPV4_CKSUM has been
added to the tx/rx offloads capa, but the vmxnet3 driver doesn't support
it.

To fix the issue, DEV_TX/RX_OFFLOAD_IPV4_CKSUM needs to be removed from
tx/rx offload capa.

Fixes: 95e4a96ccbf1 ("net/vmxnet3: convert to new Rx offload API")
Cc: llo...@vmware.com
Cc: sta...@dpdk.org

Signed-off-by: Maxime Leroy <maxime.le...@6wind.com>
---
 drivers/net/vmxnet3/vmxnet3_ethdev.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c 
b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index 57feb377..9cd5eb65 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -44,7 +44,6 @@
 
 #define VMXNET3_TX_OFFLOAD_CAP         \
        (DEV_TX_OFFLOAD_VLAN_INSERT |   \
-        DEV_TX_OFFLOAD_IPV4_CKSUM |    \
         DEV_TX_OFFLOAD_TCP_CKSUM |     \
         DEV_TX_OFFLOAD_UDP_CKSUM |     \
         DEV_TX_OFFLOAD_TCP_TSO |       \
@@ -54,7 +53,6 @@
        (DEV_RX_OFFLOAD_VLAN_STRIP |    \
         DEV_RX_OFFLOAD_VLAN_FILTER |   \
         DEV_RX_OFFLOAD_SCATTER |       \
-        DEV_RX_OFFLOAD_IPV4_CKSUM |    \
         DEV_RX_OFFLOAD_UDP_CKSUM |     \
         DEV_RX_OFFLOAD_TCP_CKSUM |     \
         DEV_RX_OFFLOAD_TCP_LRO |       \
-- 
2.11.0

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