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-rw-r--r--src/segtree.c3
-rwxr-xr-xtests/shell/testcases/maps/0008interval_map_delete_032
2 files changed, 34 insertions, 1 deletions
diff --git a/src/segtree.c b/src/segtree.c
index eff0653a..5d6ecd4f 100644
--- a/src/segtree.c
+++ b/src/segtree.c
@@ -496,7 +496,8 @@ static void segtree_linearize(struct list_head *list, const struct set *set,
* (prev_right, ei_left).
*/
mpz_add_ui(p, prev->right, 1);
- if (mpz_cmp(p, ei->left) < 0) {
+ if (mpz_cmp(p, ei->left) < 0 ||
+ !(set->flags & NFT_SET_ANONYMOUS)) {
mpz_sub_ui(q, ei->left, 1);
nei = ei_alloc(p, q, NULL, EI_F_INTERVAL_END);
list_add_tail(&nei->list, list);
diff --git a/tests/shell/testcases/maps/0008interval_map_delete_0 b/tests/shell/testcases/maps/0008interval_map_delete_0
new file mode 100755
index 00000000..a43fd280
--- /dev/null
+++ b/tests/shell/testcases/maps/0008interval_map_delete_0
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+set -e
+
+EXPECTED="table ip filter {
+ map m {
+ type ipv4_addr : mark
+ flags interval
+ elements = { 127.0.0.2 : 0x00000002, 127.0.0.3 : 0x00000003 }
+ }
+
+ chain input {
+ type filter hook input priority filter; policy accept;
+ meta mark set ip daddr map @m
+ meta mark 0x00000002 counter accept
+ meta mark 0x00000003 counter accept
+ counter
+ }
+}"
+
+$NFT -f - <<< "$EXPECTED"
+$NFT delete element filter m { 127.0.0.2 }
+$NFT delete element filter m { 127.0.0.3 }
+$NFT add element filter m { 127.0.0.3 : 0x3 }
+$NFT add element filter m { 127.0.0.2 : 0x2 }
+
+GET=$($NFT list ruleset -s)
+if [ "$EXPECTED" != "$GET" ] ; then
+ DIFF="$(which diff)"
+ [ -x $DIFF ] && $DIFF -u <(echo "$EXPECTED") <(echo "$GET")
+ exit 1
+fi