lpm: fix sub-rule deletion

Restore group validation flag of the tbl8 entry
if sub-rule is replaced by an encompassing rule.

Signed-off-by: Intel

diff --git a/lib/librte_lpm/rte_lpm.c b/lib/librte_lpm/rte_lpm.c
index e385ea0..02ac91f 100644 (file)
--- a/lib/librte_lpm/rte_lpm.c
+++ b/lib/librte_lpm/rte_lpm.c
@@ -824,6 +824,7 @@ delete_depth_big(struct rte_lpm *lpm, uint32_t ip_masked,
                struct rte_lpm_tbl8_entry new_tbl8_entry = {
                        .valid = VALID,
                        .depth = sub_rule_depth,
+                       .valid_group = lpm->tbl8[tbl8_group_start].valid_group,
                        .next_hop = lpm->rules_tbl[sub_rule_index].next_hop,
                };