When a device is configured with ISOLATION_MODE_FWD, traffic never goes
through the internal switch. Don't apply the offload restrictions in
this case.
Fixes: c619e9a6f52f ("s390/qeth: don't use restricted offloads for local traffic")
Signed-off-by: Julian Wiedmann <jwi@xxxxxxxxxxxxx>
---
drivers/s390/net/qeth_core_main.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 9636415f810b..88e998de2d03 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -6837,9 +6837,11 @@ netdev_features_t qeth_features_check(struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features)
{
+ struct qeth_card *card = dev->ml_priv;
+
/* Traffic with local next-hop is not eligible for some offloads: */
- if (skb->ip_summed == CHECKSUM_PARTIAL) {
- struct qeth_card *card = dev->ml_priv;
+ if (skb->ip_summed == CHECKSUM_PARTIAL &&
+ card->options.isolation != ISOLATION_MODE_FWD) {
netdev_features_t restricted = 0;
if (skb_is_gso(skb) && !netif_needs_gso(skb, features))
--
2.17.1
