diff options
| -rw-r--r-- | drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c index d73668dcc6b6..82d5138f149e 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c @@ -551,12 +551,16 @@ static int sparx5_tc_add_rule_link(struct vcap_control *vctrl, struct vcap_admin *to_admin = vcap_find_admin(vctrl, to_cid); int diff, err = 0; - diff = vcap_chain_offset(vctrl, from_cid, to_cid); - if (!(to_admin && diff > 0)) { + if (!to_admin) { pr_err("%s:%d: unsupported chain direction: %d\n", __func__, __LINE__, to_cid); return -EINVAL; } + + diff = vcap_chain_offset(vctrl, from_cid, to_cid); + if (!diff) + return 0; + if (admin->vtype == VCAP_TYPE_IS0 && to_admin->vtype == VCAP_TYPE_IS0) { /* Between IS0 instances the G_IDX value is used */ |